Chemistry, 18.02.2021 14:00 lanakay2006
Given that the ΔH°combustion for hydrogen is -286 kJ/mol, how much heat is released when Ben blows up a balloon containing 56.5 g of hydrogen gas, H2?
Answers: 3
Another question on Chemistry
Chemistry, 22.06.2019 10:00
3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?
Answers: 2
Chemistry, 22.06.2019 16:10
Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
Answers: 2
Chemistry, 22.06.2019 18:30
The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of
Answers: 2
You know the right answer?
Given that the ΔH°combustion for hydrogen is -286 kJ/mol, how much heat is released when Ben blows u...
Questions
Mathematics, 29.05.2021 01:00
Mathematics, 29.05.2021 01:00
English, 29.05.2021 01:00
Mathematics, 29.05.2021 01:00
Mathematics, 29.05.2021 01:00
English, 29.05.2021 01:00
Mathematics, 29.05.2021 01:00
History, 29.05.2021 01:00
Mathematics, 29.05.2021 01:00
Social Studies, 29.05.2021 01:00
Health, 29.05.2021 01:00
