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DanielleElmas [232]
3 years ago
13

Help Pls!

Chemistry
1 answer:
Ray Of Light [21]3 years ago
6 0

Answer:

Explanation:

- MgO = __2__ atoms

2- Rb2S = __3__ atoms

3- Ca(OH)2 = __5__ atoms

4- K2SO4 = __7__ atoms

5- Ga2(CO3)2 = __10__ atoms​

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Is sugar ( in water) an example of an element or compound
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Answer:

A compound

Example:

Sugar contains carbon, hydrogen and oxygen. Water (H2O) has two hydrogen atoms (H2) and one oxygen atom (O). So both sugar and water are chemical compounds. Together they are a mix of chemical compounds.

8 0
3 years ago
A sample of a substance has a mass of 4.2 grams and a volume of 6 milliliters. The density of this substance is
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Hello!

Mass =4.2 g

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Therefore:

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Density = 0.7 g/mL


Hope that helps!

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