What is the change in enthalpy when 18 g of water vapor condenses at 100 C?
( Δ Hv = 41 kJ/mol)

A. 18
B. 41
C. -41
D.-410

What is the formula that this ionic compounds could form sr2+p3-o2-

Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump

What are the major types of a chemical compound