Chemistry, 04.08.2019 17:00, dtrdtrdtrdtrdrt1325
#1: the average velocities of gas molecules in cylinders a, b, c, and d are 20 m/s, 50 m/s, 60 m/s, and 100 m/s, respectively. the volume of each cylinder is the same, and each has the same number of moles of gas. which cylinder is the hottest?
Answers: 1
Chemistry, 22.06.2019 10:00, winstonbendariovvygn
Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this
Answers: 3
Chemistry, 22.06.2019 18:30, losalobos46
The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
Answers: 1
Chemistry, 23.06.2019 00:00, PlzNoToxicBan
What is the pressure of 0.500 moles of carbon dioxide gas in a 2.5 l tank and at a temperature of 301 k? (r=0.0821 l·atm/mol·k) 3.08 atm 1.2 atm 0.23 atm 4.01 atm 4.94 atm
Answers: 1
#1: the average velocities of gas molecules in cylinders a, b, c, and d are 20 m/s, 50 m/s, 60 m/s,...
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