Chemistry, 23.10.2019 19:00 FailingstudentXD
Select all the statements that accurately describe chemical reactions: question 2 options: the number of atoms decreases when a compound is formed there is the same amount of matter before and after the reaction the atoms are arranged into different compounds or molecules after the reaction the substances in the reaction only undergo a physical change there are the same types and numbers of atoms before and after the reaction
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Chemistry, 21.06.2019 19:30
Which answer lists the fundamental forces in order from strongest to weakest
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Chemistry, 21.06.2019 21:30
The reaction q+r2=r2q is found to be first order in r2 and
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Chemistry, 22.06.2019 13:50
Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.
Answers: 3
Chemistry, 22.06.2019 14:30
What state of matter is ice a. liquid b. element c. solid d. gas
Answers: 1
Select all the statements that accurately describe chemical reactions: question 2 options: the num...
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