In a 1.0× 10–2 m solution of nh4clo4(aq), identify the relative molar amounts of these species.

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?

List the path of the respiratory system

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?