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JulijaS [17]
2 years ago
5

HELP ME PLZ!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Chemistry
2 answers:
Nuetrik [128]2 years ago
7 0

Answer:

There's no such thing as absolute zero

stepladder [879]2 years ago
5 0

Answer:

I think number 1 but if wrong report me

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Give the meaning of each of the following symbols when used in a chemical equation.
nlexa [21]

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Boron is a chemical element with the symbol B and atomic number 5. Produced entirely by cosmic ray spallation and supernovae and not by stellar nucleosynthesis, it is a low-abundance element in the Solar System and in the Earth's crust

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Deuterium

Deuterium is frequently represented by the chemical symbol D. Since it is an isotope of hydrogen with mass number 2, it is also represented by 2. H. .

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Hope this helps a bit?

6 0
2 years ago
Predict whether each of the following molecules is polar or nonpolar? 1. XeF4 3. CCl4 5. CH3Br
denpristay [2]
The answer the following are as follows:

<span> 1. XeF4 - molecules are polar

3. CCl4 -  molecules are polar

5. CH3Br - molecules are non-polar

 I hope my answer has come to your help. God bless and have a nice day ahead!</span>
5 0
3 years ago
What is the percent of Cu in CuSO4?
hoa [83]
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7 0
3 years ago
Select the correct answer.
Norma-Jean [14]

Answer:

a t o m i c w e i h g t

B

Explanation:

  1. a to m i c w e i g h t
7 0
3 years ago
Different substances have....
Sergio039 [100]

Answer:

Different properties

Explanation:

They are different.

8 0
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