Calculate the amount of sodium carbonate formed when 92.6 g sodium bicarbonate breaks down in the following reaction: 2 NaHCO3 --> Na2CO3 + H2O+ CO2 58.4 g
73.4 g
117 g
147 g

Urea, co(nh2)2, is manufactured on a large scale for use in producing urea-formaldehyde plastics and as a fertilizer. what is the maximum mass of urea that can be manufactured from the co2 produced by combustion of 1.00 x 104 grams of co2?

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.