Flash Speed Questions

The solution time is much shorter than you think.

. write down the molecular weight of the following compounds. 1. ammonium nitrate nh4 no3 = 1 x14 + (4x1)+ 1 x 14 +(3x16) = 14 + 4 + 14 +48 = 80 amu. 2. ammonium chloride nh4 cl 3. ammonium hydroxide nh4 oh 4. aluminium hydroxide al (oh)3 5. calcium oxide ca o 6. calcium chloride ca cl2 7. calcium bicarbonate ca( hco3)2 8. magnesium oxide mg o 9. magnesium sulphate mg so4 10. potassium hydroxide k oh 11. sodium nitrate na no3 12. sodium carbonate na2 co3 Get the answer
Category: chemistry | Author: Hedda Galya

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