A fat is composed, in part, of long chains of carbon and hydrogen. This fat as a molecular mass of 847 grams/mole and an empirical formula of C9H170. Determine the molecular formula. C-
H-
O-

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

How many moles are contained in 5.6 l of h2 at stp