Calculate the number of molecules in 4.0 mol h2o.
a. 0.60 ´ 1023 molecules
c. 2.4 ´ 10–23 molecules
b. 2.4 ´ 1024 molecules
d. 2.4 ´ 1023 molecules

Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.