Chemistry, 08.11.2020 20:00 kayladvine
When potassium chloride dissolves in water the temperature drops. When acid is mixed with sodium carbonate the temperature drops. Which one of these examples is an endothermic reaction? Give a reason for your answer, please answer the question fast!
Answers: 1
Chemistry, 22.06.2019 08:30
If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?
Answers: 2
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
When potassium chloride dissolves in water the temperature drops. When acid is mixed with sodium car...
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