Why does ice get colder when you melt it?

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

Which characteristics can be used to differentiate star systems? check all that apply.

The equation picture below shows which type of nuclear reaction u 235 + n x e 134 + sr 100 + 2n