Chemistry, 05.03.2021 22:20 sophiapknight
After burning for three hours, a candle has lost half of its mass. Explain why this example does not violate the law of conservation of mass.
Answers: 2
Chemistry, 22.06.2019 08:00
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
Answers: 2
Chemistry, 22.06.2019 13:00
Is 9 correct? and can someone me with 10? it’s due tomorrow, you
Answers: 1
After burning for three hours, a candle has lost half of its mass. Explain why this example does not...
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