Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs, write NR after the reaction arrow. BaS+Sn(NO3)4-->

(apex) when a cup of water is dropped, as the cup falls, the water in the cup falls out true or false?

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

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