19. A student dissolves ethanol (C2H5OH) in distilled water. In another container, he dissolves CaCl2 in distilled water. Will either of the solutions conduct electricity? If so, which one?

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