Calculate the volume of 76.2 mole of propane gas, c3h8, if the molar volume is 55.0l/mol.

What must happen before a body cell can begin mitotic cell division

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.

Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction