A 100 gram sample of LiCl times H2O is sufficiently heated several times in the oven until a constant mass of 75.25 grams is obtained. a.) what is the total mass LiCl remaining in the crucible b.) explain why there is a need to attain a constant mass of the sample after heating

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

You just calculated that the heat of fusion for chloromethane is 6400 j/mol. the heat of fusion for hydrogen is 120 j/mol.? which of the following account for this difference? more than one correcta. chloromethane can absorb more energy at the same temperature. b. hydrogen has stronger intermolecular forces than chloromethane. c. hydrogen molecules can pack more closely than chloromethane molecules. d. chloromethane experiences dipole-dipole interactions. e. chloromethane has a higher molar mass than hydrogen.

Aman applies a force of 500n to push a truck 100m down the street how much does he do?