One mole of _ contains the largest number of atoms. 1) S8
2) Cl2
3) Al2(SO4)3
4) C10H8
5) Na3PO4

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

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-