a gas under a pressure of 9.86 kpa and at a temperature of 75C occupies a 500.0L container. How many moles of gas are in the container?

Amass of 100.0 g of solute is dissolved in water so that 850. ml of a 0.7500 m solution has been prepared. what is the molar mass of the solute?

How does the motion of particles in a gas change as the gas cools

Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?