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professor190 [17]
3 years ago
5

Relative dating determines the relative age of fossils according to

Chemistry
2 answers:
KiRa [710]3 years ago
7 0
The answer Is C.the layer of rock they're found in
nalin [4]3 years ago
7 0

Answer:

C. the layer of rock they're found in, would be the right answer. I hope this helps! :)

Explanation:

I took the test.

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Which of the following statements is true?
Zolol [24]

The statement that is true among the following sentences is ‘Minerals can be elements or compounds’. Minerals cannot be liquid in form and they are not organic. Minerals are inorganic and present as solid in phase. When placed in water, they do not dissolve at all.

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3 years ago
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Define shielding and effective nuclear charge. What is the connection between the two?
ivolga24 [154]

Answer:

The relation between the shielding and effective nuclear charge is given as

Z_{eff} = Z -S

where s denote shielding

z_{eff} denote effective nuclear charge

Z - atomic number

Explanation:

shielding is referred to as the repulsion of an outermost electron to the pull of electron from valence shell.  Higher the electron in valence shell higher will be the shielding effects.  

Effective nuclear charge is the amount of net positive charge that valence electron has.

The relation between the shielding and the effective nuclear charge is given as  

Z_{eff} = Z -S

wheres denote shielding

z_{eff} denote effective nuclear charge  

Z - atomic number

8 0
3 years ago
Polyester is a synthetic material used for many different purposes. It is produced from petroleum and natural gas. Producing pol
notka56 [123]

Answer:

A. Producing certain synthetic materials could have a greater environmental impact than disposing of them.

Explanation

I just did this question and got it right.

3 0
2 years ago
are either positively charged or negatively charged species in which the number of protons and electrons are not equal. ________
fredd [130]

Answer:

1. Ions are either negatively or positively charged species in which the number of electrons and protons are not equal.

2. The chemical bond that arises due to the sharing of electrons is termed a covalent bond.

3. The positively charged ions are called cations, which comprise more protons than electrons.

4. An example of a polyatomic anion is the hydroxide anion.

5. The system of assigning an unambiguous name to a compound is called nomenclature.

6 0
2 years ago
How do the process of crabon cycle contribute to climate change.​
bonufazy [111]

Explanation:

Carbon that is a part of rocks and fossil fuels like oil, coal, and natural gas may be held away from the rest of the carbon cycle for a long time. These changes add more greenhouse gases in our atmosphere and this causes climate change.

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