Calculate the root-mean-square speed of methane, ch4 (g), at 78°c. root mean square speed = u = [3rt / (molar mass) ] ^ (1/2) think about which r you are going to use and make sure to show the units!

Given the equation: this equation represents the formation of a (1) fluoride ion, which is smaller in radius than a fluorine atom (2) fluoride ion, which is larger in radius than a fluorine atom (3) fluorine atom, which is smaller in radius than a

2.05 x 102 - 1.02 x 101

What were the names of the minerals and types of rocks?

A gas has a volume of 590 mL at a temperature of - 55.0 Celsius what volume will the gas occupy at 30°C show your work

Discuss the distribution of earthquakes and volcanoes in relation to the crustal plates. Are they scattered all over the plates or is there a pattern? Describe.

Nonmetals rarely lose electrons in chemical reactions because?

Does a steel marble have more kinetic energy than a ceramic marble

What types of weather are associated with cold fronts?

How do you separate oil and vinegar?

A mixture of 0.438 M H2, 0.444 M I2, and 0.895 M HI is enclosed in a vessel and heated to 430 °C. H2 (g) + I2 (g) 2 HI (g) Kc = 54.3 at 430∘C Calculate the equilibrium concentrations of each gas at 430∘C.