Chemistry, 03.06.2021 02:10, loveuncondition
nitrogen gas was produced in a reaction and collected over water. A 45.2 mL sample of gas was collected over water at 25oC. The reading on the barometer in the laboratory was 0.97 atm. The vapor pressure of water is 23.76 mmHg at 25oC. Find the mass of nitrogen gas collected.
Answers: 2
Chemistry, 22.06.2019 10:00, halohero7
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 16:00, matt16913
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
nitrogen gas was produced in a reaction and collected over water. A 45.2 mL sample of gas was collec...
Mathematics, 26.03.2020 22:36
Mathematics, 26.03.2020 22:36
Mathematics, 26.03.2020 22:36
Chemistry, 26.03.2020 22:37