Question

1. )There are Blank 1 grams in one mole of KI. Please round atomic masses to the nearest whole number.

2. )There are Blank 1 grams in one mole of ZnCl2. Please round atomic masses to the nearest whole number.

3. )The molar mass of P2O5 is Blank 1 grams per mole. Please round atomic masses to the nearest whole number.

4. )The molar mass of barium cyanide is Blank 1 grams per mole. Please round atomic masses to the nearest whole number.

5. )The molar mass of nickel (I) chromate is Blank 1 grams per mole. Please round atomic masses to the nearest whole number

Answer 1

1. There are 166 grams in one mole of KI.
2. There are 136 grams in one mole of ZnCl2.
3. The molar mass of P2O5 is 142 grams per mole.
4. The molar mass of barium cyanide is 208 grams per mole.
5. The molar mass of nickel (I) chromate is 296 grams per mole.