Predict the results: ZnS+O 2 -> a) ZnOs+S2 b) Zn2O+S c) ZnO+S d) N. R (no reaction)

How many moles of gas are present if p=11 atm, v=12l, t=185k?

Maya wrote if you step to describe how carbon circulates between the atmosphere and living organisms

You dissolve 8.65 grams of lead(l) nitrate in water and then you add 2 50 grams of aluminum. this reaction occurs 2ai(s)+ 3pb(no3)2(aq) -3pb(s)+ 2aino3la(aq) the theoretical yield of solid lead?