g if 0.37 moles of r1 react with 0.28 moles of r2, which one is the limiting reactant? how many grams of the reactant in excess remain after the reaction is over? the molar mass of r1 is 56.0 g/mol. the molar mass of r2 is 32 g/mol

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

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)

Which of the following is not true about the atomic model of substances?