The boiling point of a pure substance is defined as the temperature at which:
a) the kinetic...
Chemistry, 24.09.2019 22:30 amanda7771
The boiling point of a pure substance is defined as the temperature at which:
a) the kinetic energy of the molecules begins to increase
b) the vapor pressure equals the external pressure
c) the molecules of the substance break apart
d) the liquid phase can be completely evaporated
in advance
Answers: 2
Chemistry, 22.06.2019 02:50
What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct
Answers: 3
Chemistry, 23.06.2019 00:40
To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.
Answers: 1
Chemistry, 23.06.2019 14:00
Which is not true regarding reaction rates? (2 points) catalysts are not used up in the reaction. catalysts speed up reactions by lowering the activation energy. reaction rates decrease as the concentration of reactants decrease. during reactions, concentrations of all reactants decrease at the same rate.
Answers: 1
English, 21.09.2021 16:40
Physics, 21.09.2021 16:40
Health, 21.09.2021 16:40
Mathematics, 21.09.2021 16:40
Mathematics, 21.09.2021 16:40
Biology, 21.09.2021 16:40
Social Studies, 21.09.2021 16:40
Mathematics, 21.09.2021 16:40