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Phantasy [73]
3 years ago
6

Why must chemical equations be balanced?

Chemistry
1 answer:
Elina [12.6K]3 years ago
5 0

Answer:

to validate the law of conservation of mass as total no. of reactants must be equal to the total no. of products

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Which of the following is a unit of density? = Mass / volume
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The correct answer is C.

Explanation:

To solve this problem, we should first recall possible units for mass and volume.  Mass can be represented with units of grams, kilograms, etc.  Volume has units of cubic meters, cubic centimeters, etc.

Therefore, since we know that density is mass divided by volume, the only answer that makes sense here is C. grams per cubic centimeter (where per signifies that grams are being divided by cubic centimeters).

Hope this helps!

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