Carbon dioxide gas (CO2) effuses 3.2 times faster than an unknown gas. What would be the molar mass of the unknown gas.

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

How many moles of al3+ ions are in 1.25 moles of al2o3

Which compound contain an iron with a 3+ charge