What is force??

Leaving take points​

What are the first three quantum numbers for the electrons located in subshell 2s?

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.

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)