Ethanol is a common laboratory solvent and has a density of 0.789 g/ml. what is the mass, in grams, of 117 ml of ethanol?

Which uses electromagnetic radiation to discover the properties and composition of bodies in space? space probe space station space shuttle space observatory

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na, so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g