Chemistry, 26.12.2019 20:31, zeldawhite76
Suppose 0.510 g of a gas occupies a volume of 0.175 l at a temperature of 25.0 oc is held at a pressure of 1.000 atm. what is the molar mass of the gas? express your answer in g/mol.
2b)a 1.00 l sample of dry air contains 0.0319 mol n2, 0.00856 mol o2, and 0.000381 mol ar. if temperature is 25.0 oc what is the partial pressure of n2? express your answer in atmospheres.
Answers: 2
Chemistry, 22.06.2019 12:10, kaitlynbernatz2778
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, 23.06.2019 10:30, sbelgirl2000
If a 20.0ml test tube measures 15.0cm, what is the length in meters?
Answers: 1
Suppose 0.510 g of a gas occupies a volume of 0.175 l at a temperature of 25.0 oc is held at a press...
Mathematics, 06.02.2021 02:50