Chemistry, 14.06.2021 19:40 brooklynunderwood46
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21. What does it mean to say that "atoms are not created or destroyed" in a chemical reaction?
22. In a chemical reactiÄŤn, is it possible to change the amount of products by changing the
amount of reactants? Why?
23. Can atoms that are not in the reactants end up in the products of a chemical reaction? Why?
24. How would you prove that a chemical equation is balanced?
Answers: 3
Chemistry, 22.06.2019 07:00
How many moles are in 7.2 x 10^23 carbon molecules? (*round to the nearest hundredth and include the unit "mol c" after your number) question 6 options:
Answers: 2
Chemistry, 22.06.2019 19:30
If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)
Answers: 2
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21. What does it mean to say that "atoms are not created or destroyed" in a chemical rea...
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