describe the scale used to measure the acidity of a substance demonstrate how you could differentiate a weak acid from a strong one​

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)

Which type of intermolecular attractions holds ammonia molecules together with other ammonia molecules?

If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1