A scientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas. Which group of statements best describe all of the materials he is using in the investigation? They are each compounds. Each of the compounds is made of atoms. All of the atoms are made of matter. They are each made of matter. Some are compounds and some are elements. They all contain atoms. They are all elements. Some contain molecules of the same type of atom. Some contain different types of atoms. They are each made of matter. Some are compounds made of one type of element. Some are pure atoms.

Answers

Answer 1
Final answer:

The materials used in the investigation include elements and compounds. Elements contain one type of atom while compounds involve two or more types of atoms.

Explanation:

The materials being used in the scientist's investigation can be best described as a combination of elements and compounds. The term elements applies to materials like silver and oxygen gas, as they are made of only one type of atom. The term compounds, on the other hand, applies to materials like water and carbon dioxide, as they are composed of two or more types of atoms chemically bonded together.

All of the materials, whether elements or compounds, are indeed made of atoms. Moreover, these atoms, and thus the materials themselves, are made of matter. Some, like the oxygen gas, contain molecules of the same type of atom, while others, like water and carbon dioxide, contain different types of atoms.

While all the materials in the investigation are made of matter, none are pure atoms as atoms are the building blocks that make up elements and compounds. None of the compounds are made of just one type of element either; as noted before, compounds are made up of two or more types of elements.

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Related Questions

If health care costs continue to rise, insurance companies fear that
    
  A. they'll have to offer a greater variety of insurance policies.
  B. government involvement will increase on both state and federal levels.
  C. consumers will be driven to competitors who can offer lower prices.
  D. coverage for dependents under age 18 will decrease

Answers

C. Consumers Will Be Driven To Competitors Who Can Offer Lower Prices.

Which statement describes a way in which diet contributes to cardiovascular diseases? Food high in cholesterol blocks insulin production, so the heart cannot send enough oxygen to cells.
Food high in animal fat makes the lungs unable to send oxygen to the heart, causing cardiovascular disease.
Food high in saturated fat thickens the arteries and makes it harder for the heart to send oxygen to the body's cells.

Answers

The right answer is the last option: "food high in saturated fat thickens the arteries and makes it harder for the heart to send oxygen to the body's cells."

The saturate fat partially passes to blood and deposit in the arterie's walls causing thickening. This thickening of arteries reduces the area trhough wich blood has to flow. The immediate consequence is that the heart has to work more (harder) to compensate the reduction of the area and keep the flow, with higher blood pressure, to send the adequate level of oxygen to the cells.

If the patient's chest is not inflating during the breathing task you should check the patients

Answers

In the case of CPR or BVM, you should check the patient's airways, and on occasion keep a rigid suction catheter at the ready while laying the patient in the recovery position. You may have actually been applying positive pressure, with the air going into the stomach which has little tolerance for air, and may cause vomiting.

Just always remember though, Check the Airway.

If the patient's chest is not inflating during the breathing task, the patient may have costochondritis.

What is costochondritis?

The sternum is a bone in the human body that is located at the front of the chest. The ribs that make up the rib cage are connected to the external cartilage by means of cartilage. When these cartilages become inflamed, the patient is diagnosed with costochondritis.

With this information, we can conclude that the patient may have developed costochondritis.

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Which of the following is NOT found in urine? Urea Ammonia creatinine electrolytes

Answers

This answer is B. Ammonia

Answer:

electrolytes

Explanation:

What statement best describes the focus of therapeutic health science careers

Answers

Answer:

D. helping patients improve their overall functioning.

Explanation:

Put cream cheese or peanut butter on this _

Answers

I'm not sure but it sounds like it could be a bagel?

Personal finances encompass an individuals

Answers

They encompass an individuals assets. Assets are possessions with economical value. Assets in society are used for exchanges involving things such as resources or cash. The amount of assets a person has determines their economic standings and can be held by corporations or individuals.

properties to find the sum or product 89+27+11

Answers

89+27+11=127 hope that helps 
The answer is 89+27+11= 127

If cost was not an issue, you would need to do a/an __________ to determine the most accurate information on body composition

Answers

I believe the answer is a MRI

why might a teen who is informed about health not practice good health habits?

Answers

I would say the teen doesn't think of the consequences that not having good health habits maybe affect them in their life later on. Also maybe the parents don't encourage them to live a healthier life. 
Maybe because they weren't inform properly, or maybe they do not know how to practice/do it, sometimes bad things for us are good things for a while, but remember it'll only last a moment and we keep looking for what satisfy us until something really bad happen to us, then we'll stop doing it and wish we didn't do it (too late).

What is Total Daily Energy OutPut?
A) a combination of calories from RMR, TEF, and Activity Level
B) an accumulation of unexpected calories
C) activities that you perform, using calories
D) all of the above

Answers

Hello There!

The correct answer is A.

Hope This Helps You!
Good Luck :)

__________ are often one cup size with a handle.

Answers

measuring cups are often one cup size with a handle.
A mug or a measuring cup

what are the benefits of: regular checkups, stress management, allow time for self, and avoid alcohol

Answers

a longer and healthier life. Will help to stay away from anxiety anx depression and heart desease.... a happy heart is a healthy heart

We need to consume how many minerals to stay healthy?
22
10
16
28

Answers

Your body needs a total of 13 vitamins: A, C, D, K and the B vitamins. Although your answer choices don't include the necessary amount, I would say C because you need more than 13 vitamins.
Answer: C

Answer:

22

Explanation:

someone said it was and If I'm wrong then just give this 1 star

Match each disease with the body system it affects. Tiles cardiovascular system digestive system endocrine system immune system Pairs cirrhosis arrowBoth Addison disease arrowBoth mononucleosis arrowBoth arteriosclerosis arrowBoth

Answers

Arteriosclerosis is a disease that is marked by hardening of the artery walls. As such it affects the Cardiovascular System.

Cirrhosis is severe inflammation and death of liver tissue, and as it affect its the liver it affects the Digestive System.

Addisons Disease is an Endocrine disease that affects the production of hormones in the adrenal glands

Mononucleosis is an immune system disease.

Answer:

Cirrhosis can be defined as a disease which is caused in the liver. It is a kind of inflammation in the liver. It disturbs the digestive system of the body as it affects the production of bile juices.

Arteriosclerosis can defined as thickening or hardening of the arteries which usually occurs in the older ages. It also causes obstruction in the Cardiovascular system of the body.

The Mononucleosis can be defined as the auto immune disorder which is caused due to sharing of saliva during the time of kissing, sharing food et cetera. The symptoms are sore throat, fever et cetera.

Addison's Disease is an endocrine disease that affects the production of hormones in the body. The adrenal glands are not properly functioning to produce hormones in this disease.

end your exercise with a series of ___ activities (2 word answer)

Answers

End your exercise with a series of COOL DOWN activities. 

Cooldown activities are essential after a workout as they help to gradually decrease the heart rate and prevent muscle stiffness, thus aiding in recovery and preparing the body for future exercises.

To answer your question: You should end your exercise with a series of cooldown activities. Cooldown activities often include lower intensity exercises and stretches which help to gradually reduce your heart rate and can prevent muscle stiffness. An effective cooldown can be something as simple as walking for a few minutes followed by some dynamic stretching. This practice is beneficial for your cardiorespiratory endurance as it aids in recovery and helps to prep your body for the next session of physical activities.

name facts about Saint Michael the Acr Angel (religion)

Answers

Saint Michael the Archangel is referenced in the Old Testament and has been part of Christian teachings since the earliest times. In Catholic writings and traditions he acts as the defender of the Church, and chief opponent of Satan; and assists souls at the hour of death.

Final answer:

Saint Michael the Archangel is depicted as leading the heavenly armies and is famously shown weighing souls in religious art. He holds symbolic objects like orbs with crosses, representing divine power and the triumph of Christianity. Michael's representations can be seen across various cathedrals, Gospel books, and historical parchments.

Explanation:

Saint Michael the Archangel is a prominent figure in various religious traditions, including Christianity, Judaism, and Islam. Known as the leader of the heavenly armies, Michael is often depicted in religious art, engaging in spiritual battles. Archangel Michael is commonly shown as a warrior figure who defends the faithful against evil.

In Christian iconography, one of the noteworthy representations of Michael can be seen in the Last Judgment theme, where he is depicted weighing souls. This imagery is particularly documented in the fresco by Michelangelo in the Sistine Chapel. Also, in Orthodox Christian tradition, he is illustrated in icons holding an orb with a cross, symbolizing the triumph of Christianity and divine authority. A notable example of this is the large Byzantine ivory where Michael is presented holding such an orb and a staff.

Moreover, historical references to Michael include the depictions of him in cathedrals and Gospel books, such as the Cathedrals of the Annunciation and Archangel Michael, indicating his significance in various periods and cultures. Often, Michael stands among a host of saints and angels, signaling his high status among heavenly beings. Additionally, in the Ethiopian context, ancient parchments like those created by Zämänfäs Qäddus portray the Archangels Michael and Gabriel, demonstrating the cultural integration of these angelic figures.

Which sport from ancient China is said to be the predecessor of modern soccer

Answers

Cuju, the soccer-like game in China, was introduced during the time of Qin Dynasty from 255 BC to 206 BC. Its popularity grew during the reign of the Han Dynasty's Emperor from 206 BC to 220 AD. 

Initially, Cuju was played to train soldiers during the Qin Dynasty. It became a part of the Emperor's birthday celebration during the Han Dyanasty.

Cuju was played by both men and women. Its ball was made out of leather stuffed with soft fillings like fur. No hands must be used in playing the game. The ball must be kicked inside a net or a small hole. Team work is not needed since the focus of the game is to observe an individual's skills.

Answer: it's cuju peeps : > gl

Explanation:

If you had a 30-pound barbell at home and you wanted to compare your muscular endurance to your younger brother's, which method would be the BEST to use

Answers

Muscular endurance is how long or for how many repetitions your muscle can continue for. With a 30lb dumbbell the competition should be how many reps of a certain exercise both of you could do. Hope this helps!
Fixed percentage of RM method

It wasn't until the_______ that medical studies began to reveal the link between smoking and lung cancer.
1920s
1960s
1980s

Answers

It wasn't until the 1960s that medical studies began to reveal the link between smoking and lung cancer.

When was lung cancer developed?

Lung most cancers became first defined with the aid of using medical doctors withinside the mid-19th century. In the early twentieth century it became taken into consideration extraordinarily rare, however with the aid of using the quit of the century it became the main reason of most cancers-associated loss of life amongst guys in extra than 25 evolved countries.

Alfred McTear's objections aren't as outlandish as they could seem. He began out smoking in 1964 and, consistent with Jean King, director of tobacco manipulate at Cancer Research UK, the seminal record that connected lung most cancers to tobacco.Later on demanded motion from authorities became posted most effective  years earlier than with the aid of using the Royal College of Physicians. And it took time earlier than its results have been broadly felt.

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Answer: 1960

Explanation:

free radicals are formed as a result of the process of ____.
A. glycolosis
B. hydrolosis
C. photosynthisis
D. unfied

Answers

its actually oxidation.

Final answer:

Free radicals are produced during oxygen metabolism and ATP production in mitochondria, rather than through processes such as photosynthesis.

Explanation:

Free radicals are formed as a result of the process of oxygen metabolism and can also be produced during the mitochondrial reactions that produce ATP.

These highly reactive molecules have unpaired electrons, making them capable of oxidizing other molecules and leading to cellular damage or aging. In particular, free radicals are known to initiate propagation reactions in fatty acids, leading to the formation of hydroperoxides which decompose into aldehydes and carboxylic acids, causing an unpleasant "rancid" smell in aged fats.

Similarly, free radicals contribute to the aging process in organisms and the development of various diseases such as cardiovascular ailments. Photosynthesis, which uses light energy to fix CO2 into organic molecules, evolved to generate free oxygen and ultimately allowed aerobic respiration to develop, but it is not directly responsible for the formation of free radicals during its normal operation.

What is the correct word for c in c.a.b

Answers

Compressions is the correct answer 

Assuming you're referring to C.A.B for CPR 
Compressions 
Airway 
Breathing 

Final answer:

In the field of computers and technology, the 'c' in 'c.a.b' could potentially represent a segment of a larger string or pathway, like a directory or subdirectory in a file path, or a part of a web URL. Its precise meaning, however, could change based on additional context.

Explanation:

In computers and technology, particularly in file notation, '.' is usually used as a separator. Therefore, in 'c.a.b', the 'c' is merely one portion of a larger entity or file name hierarchy.

It could potentially represent a directory or subdirectory in a file path, or a part of a web URL. It's hard to provide a definitive answer without more context, but in general, 'c' in 'c.a.b' can be described as a segment of a larger string separated by periods.

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What are two uses for vaccines?

Answers

DNA Vaccines & Inactive Vaccines

Answer:

:)

Explanation:

Vaccines, which are given for bacterial and viral infections, are mixtures that contain either part of pathogens or whole pathogens that prepare the body's defenses to fight against the pathogens. Active immunization helps the body create defenses against the pathogen before an infection occurs. Passive immunization is given to people with a weakened immune system or to those who have an existing infection. Its temporary effects will provide the body with the necessary defenses to fight the pathogen.

Match each disease with the body system it affects. Tiles cardiovascular system digestive system endocrine system immune system Pairs cirrhosis arrowBoth Addison disease arrowBoth mononucleosis arrowBoth arteriosclerosis arrowBoth

Answers

Cardiovascular system goes with Atherosclerosis Digestive system goes with Cirrhosis Endocrine system goes with Addison's diseaseImmune system goes with Mononucleosis 
hope that helps


Which of the following statements about the Uniform Anatomical Gifts Act is true?



A. The gift can't be made by relatives after the donor's death.
B. The gift isn't restricted to any certain purposes.
C. The gift can't be revoked during the donor's lifetime.
D. The gift must be made by a donor who is at least 18 years old.

Answers

I think the answer is D....
If my answer is wrong i really sorry...
but i little sure it's D

which is an effective way to cope with stress
A. let anger out
B. hide anxiety
C. recognize sadness
D. find humor in a situation

Answers

it's either A. Or D. If it were A. you would have to let anger out on something not someone because it would just make that person sad Now D. Makes more sense try and find humor when things go wrong So I would probably say D
D. find the humor in a situation


Which of the following is not an example of a limited data set?



A. Geographic data
B. Dates relating to an individual
C. Unique identifying numbers
D. Employment data

Answers

Answer:

Employment Data

Explanation:

I just took the Penn foster test, found in section 3 patient information privacy section... Hope this helps.

Employment data is not an example of a limited data set. So, the correct option is (D).

What is Limited data set?

Limited Data Sets also abbreviated as LDS are defined as protected health information that excludes the following direct identifiers of the individual or relatives, employers or household members of the individual:

NamePostal address Information other than city or townState and zip codeTelephone numberFax number.

These may be used or disclosed only for the purposes of research, public health, or health care operations. Because limited data sets may contain identifiable information, they are still PHI. It includes geographic data, dated relating to the individual and unique identifying numbers.

Thus, Employment data is not an example of a limited data set. So, the correct option is (D).

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how is an item labeled if it contains 10g of fiber

Answers

Fiber is a carbohydrate, so on the nutrition facts under carbs there will be a section where the amount of fiber is listed. Hope this helps!

What is the most commonly used conversion system for dosage calculations?

Answers

The metric system is the most commonly used, most accurate, and easiest to use of all the measuring systems. 

The most commonly used conversion system for dosage calculations involves converting the patient's weight from lbs to kg, calculating the drug dosage in mg based on their weight, and then determining the number of tablets required.

The most commonly used conversion system for dosage calculations in medicine, especially drug dosage calculations based on body weight, involves a series of unit conversions. Here’s how it typically works:

Step 1: Convert the patient's body weight from pounds (lbs) to kilograms (kg) using the conversion factor (1 kg = 2.2 lbs).

Step 2: Calculate the total drug dosage in milligrams (mg) based on the patient's weight in kilograms. If the dosage is given in mg/kg, multiply the mg/kg dosage by the patient's weight in kg.

Step 3: Convert the total mg dose to the number of tablets or other forms of medication. For example, if tablets are 50 mg each and the required dosage is 200 mg, divide 200 by 50 to get 4 tablets.

Being proficient in unit conversions, such as converting grams to milligrams (0.2 g = 200 mg), is crucial for this process. This system ensures accurate and safe medication administration to patients.

The elbow joint is a hinge joint formed by the meeting of the humerus, radius, and ulna. What type of bone marking enables these bones to fit together to form the joint?

Answers

Articulations of these 3 bones enable the elbow to move in different directions.

The answer to the question is Fossa.

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