Lorenzo is making a prediction. “i learned that nonmetals increase in reactivity when moving from left to right. so i predict that xenon will be more reactive than iodine.” is lorenzo correct? if so, why? if not, explain his error.

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.