Chemistry, 23.08.2019 06:30 lunaangelique1p442id
Asample of gas occupies a volume of 50.0 milliliters in a cylinder with a movable piston. the pressure of the sample is 0.90 atmosphere and the temperature is 298 k. what is the volume of the sample at stp?
(1) 41 ml (3) 51 ml
(2) 49 ml (4) 55 ml
Answers: 1
Chemistry, 21.06.2019 15:00
The density of a planet is 0.69 g/cm3 (density of water is 1.0 g/cm3). which of the following planets might this be? a. mercury b. venus c. saturn d. mars
Answers: 3
Chemistry, 22.06.2019 10:10
For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2
Answers: 3
Chemistry, 22.06.2019 11:40
Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?
Answers: 1
Chemistry, 22.06.2019 14:00
Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *
Answers: 2
Asample of gas occupies a volume of 50.0 milliliters in a cylinder with a movable piston. the pressu...
Mathematics, 26.10.2019 10:43
Social Studies, 26.10.2019 10:43
Mathematics, 26.10.2019 10:43
Mathematics, 26.10.2019 10:43
Mathematics, 26.10.2019 10:43
Mathematics, 26.10.2019 10:43
English, 26.10.2019 10:43
Arts, 26.10.2019 10:43
Mathematics, 26.10.2019 10:43
History, 26.10.2019 10:43
Mathematics, 26.10.2019 10:43