Chemistry, 26.10.2019 09:43 kaylan2019
How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22°c to 55°c, if the specific heat of aluminum is 0.90 j/g°c?
Answers: 1
Chemistry, 22.06.2019 07:40
22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
Answers: 1
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 21:30
What is happening when the water inside a kettle heats up and begins to boil
Answers: 1
How many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22°c to 55°c,...
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