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)

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

The solubility of barium nitrate is 9.02 g/100 g h2o at 20°c. a 15.2 g sample of barium nitrate is added to 200.0 g of water at 20°c. is the solution saturated, unsaturated, or supersaturated? a. unsaturated b. saturated c. supersaturated