Which of the following compounds will be most soluble in pentane (C5H12)? 1) pentanol (CH3CH2CH2CH2CH2OH)
2) benzene (C6H6)
3) acetic acid (CH3CO2H)
4) ethyl methyl ketone (CH3CH2COCH3)
5) None of these compounds should be soluble in pentane.

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

What is the most stable monatomic ion formed from nitrogen

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.