How many atoms are in 3.5 moles of arsenic atoms?
2.1 x 1024 atoms
7.5 x 10-atoms
5.8 x 10-24 atoms
1.7 x 1023 atoms

Fill in the blanks for the following statements: the rms speed of the molecules in a sample of h2 gas at 300 k will be times larger than the rms speed of o2 molecules at the same temperature, and the ratio µrms (h2) / µrms (o2) with increasing temperature. a not enough information is given to answer this question b sixteen, will not change c four, will not change d four, will increase e sixteen, will decrease