only drop hella stolen i mean not stolen points for chemistry people i'll drop 30 this time make sure you all thank and favorite other peoples answers on this everyone gets benefits

What type of reaction fuels the processes seen here?

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.

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)