Chemistry, 18.10.2019 16:00 leilaelmazry
In an experiment, ann mixes concentrated sulfuric acid with water in a reaction test tube. the walls of the test tube turn hot. which of the following type of reaction has occurred?
a) endothermic
b) exothermic
c) reversible
d) irreversible
Answers: 1
Chemistry, 22.06.2019 13:50, kelonmazon2492
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
In an experiment, ann mixes concentrated sulfuric acid with water in a reaction test tube. the walls...
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