Achemist heats 100.0 g of feso4 x 7h2o in a crucible to drive off the water. if all the water is driven off, what is the mass of the remaining salt?

How many grams of phosphorus are contained in 5.09 moles of phosphorus?

Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?

What is the work done by the electric force to move a 1 c charge from a to b?