which types of changes must follow the law of conservation of mass?
both physical and c...
Physics, 20.01.2020 21:31, murphyscott794
which types of changes must follow the law of conservation of mass?
both physical and chemical changes
neither physical nor chemical changes
only physical changes
only chemical changes
Answers: 3
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Which additional product balances the reaction h2so4 + 2naoh → na2so4 + 2h2o 2oh h2o2 h3o
Answers: 1
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Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline
Answers: 1
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