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mart [117]
3 years ago
7

Answer the question below 100 points and brainlist

Chemistry
2 answers:
Kipish [7]3 years ago
5 0

Answer:

i think A but im not sure

Explanation:

dedylja [7]3 years ago
3 0

Answer:

Metamorphic rock.

Explanation:

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Object A has a higher temperature than Object B. Which statement must be ture?
harkovskaia [24]

Object A hope this helps

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4 0
3 years ago
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A particular atom becomes more energetically stable when it loses a single electron. It is most likely an atom of which of the f
DedPeter [7]
It is most likely an atom of <span>cesium (Cs). It actually belongs to Group I of the periodic table. The correct option among all the options that are given in the question is the second option. The other choices are incorrect and can be negated. I hope that this is the answer that has actually come to your help.</span>
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3 years ago
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Molecules in all organisms are composed in part of radioactive carbon-14. Which statement best explains the presence of carbon-1
lana66690 [7]

Answer:

The correct answer is option b, that is, the radioactive isotope reacts in the same way as stable isotopes in the chemical reactions in the body.

Explanation:

The carbon-14 atoms, which are created by the cosmic rays associates with oxygen to produce carbon dioxide that plants captivate naturally and comprise it into plant fibers by the process of photosynthesis. Afterward, the plants are consumed by animals and human beings, thus, they take in carbon-14 as well.  

The ratio of usual carbon-12 to carbon-14 in the air and in all the living species at a particular period is almost the same. These radioactive isotopes react in a similar manner as stable isotopes in the chemical reactions in the body.  

7 0
4 years ago
An element is a main constituent of paper, diamond and clothes etc. It forms covalent bonds with itself and other elements:- (1)
zvonat [6]
The element that is the main constituent of paper, diamond, and clothes, among others is CARBON. It forms covalent bonds with itself and other elements. It is one of the most abundant and accessible elements on Earth. All organic compounds consist of at least one Carbon atom. 
7 0
3 years ago
ITEM BANK: Move to Bottom
snow_tiger [21]
  1. Compounds are formed when two or more <u>elements</u> are chemically combined.
  2. When these elements are <u>chemically</u> combined, a new substance is formed with new chemical and physical <u>properties</u>.
  3. An element is a <u>pure</u> substance that cannot be separated into simpler substances by <u>physical</u> or chemical means.
  4. A compound is two or more elements <u>combined</u> chemically to produce a new substance.
  5. When two or more elements chemically combine, the compound has new properties, different from the chemical and physical properties of the <u>original</u> elements.

<h3>What is a chemical element?</h3>

A chemical element can be defined as a pure substance which comprises atoms that have the same atomic number (number of protons) in its nuclei and as such it is the primary constituent of matter.

Generally, some examples of a chemical element include the following:

  1. Argon.
  2. Sodium.
  3. Carbon.
  4. Oxygen.
  5. Hydrogen.
  6. Phosphorus
  7. Copper
  8. Aluminum
  9. Potassium
  10. Magnesium

<h3>What is a pure substance?</h3>

A pure substance can be defined as a single sample of matter that cannot be separated into other kinds of matter through the use of any physical or chemical separating technique because it has distinct chemical properties and a definite and constant composition.

Read more on pure substances here: brainly.com/question/2056940

#SPJ1

5 0
2 years ago
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