carolyntowerskemp
16.01.2020 •
Chemistry
Which of the following are examples of physical change?
carbon dioxide sublimating
cooking a hamburger
water evaporating
a match burning
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Ответ:
There would have to be three nitrogen atoms in the products. The law of conservation of matter states that the amount of substance before a reaction occurs should be the same as the amount of substance after the reaction.
Explanation: This is the EXACT sample answer from the test, just reword it if you want. ^