Chemistry, 06.05.2020 04:59 anonymous176
1. At STP, you have 0.101 g of carbon dioxide gas. What is the volume of this gas?
A. 0.0515 L
B. 2.262 L
C. 9739.130 L
D. 221.782 L
2. You have 27g of ammonia (nitrogen trihydride) at STP. What is the volume? Hint...you will first need to convert mass of ammonia to moles!
A. 604.8 L
B. 35.504 L
C. 1.205 L
D. 14.132 L
3. Which of the following represents the MASS of 215 L of dinitrogen monoxide at STP? Hint...find the # of moles of this gas and then use the molar mass to go from moles to mass!
A. 441.556 g
B. 422.446 g
C. 9.598 g
Answers: 2
Chemistry, 22.06.2019 12:10
If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?
Answers: 3
Chemistry, 22.06.2019 19:50
If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?
Answers: 2
Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
1. At STP, you have 0.101 g of carbon dioxide gas. What is the volume of this gas?
A. 0.0515 L...
A. 0.0515 L...
Mathematics, 03.02.2021 06:50
Health, 03.02.2021 06:50
Mathematics, 03.02.2021 06:50
Mathematics, 03.02.2021 06:50
Geography, 03.02.2021 06:50
Mathematics, 03.02.2021 06:50
History, 03.02.2021 06:50
Chemistry, 03.02.2021 06:50
History, 03.02.2021 06:50
Mathematics, 03.02.2021 06:50
Mathematics, 03.02.2021 06:50