20 CC of a solution of sulphuric acid neutralize 21.2 CC of 3 percent solution of sodium carbonate. What volume of water
must be added to 500 ml of the acid to make it exactly
decinormal.

How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.