What is the volume of 0.160 g of C2H2F4
vapor at 0.828 atm and 4.90◦C?

Which statement is a reason to support population regulation? a) it is unethical for us to control birth control rates b) humans have the freedom to produce as many children as desired c) the gap between the rich and poor has been narrowing since 1960 d) billions more people on the earth will intensify many environmental and social problems

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh