Bài 1. Tính khối lượng(m) của: a) 0.4 mol nguyên tử nhôm a1) 1,125 mol thuốc tím KMnO4
b) 0,125 mol sắt b1) 0,2 mol chì
c) 0,1 mol Khí oxi c1) 0,15 mol BaSO4
d) 0,5 mol Cl2 d1) 0,25 mol Al(OH)3
e) 0,75 mol khí nito e1) 0,45 mol Mg(NO3)2
f) 1,15 mol kẽm f1) 1,5 mol muối ăn NaCl

(Al=27, Fe=56, Pb=207, O=16, Ba=137, S=32, Cl=35,5 N=14,
Mg=24, Zn=65, Na=23, K=39, Mn=55)

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?