Moles Sets Random Retrieval

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Moles Sets Random Retrieval

This quiz contains all the questions in the Moles Sets section. The website will pick 10 questions at random.

1 / 10

Potassium hydroxide will neutralise nitric acid according to the equation

KOH+ HNO3=>KNO3+ H2O

25 cm3 of 4.0mol dm-3 HNO3is neutralised by 100 cm3 of KOH solution.

What is the concentration of the KOH solution?

2 / 10

What volume (measured under r.t.p.) of hydrogen will be formed if 15.0g of magnesium is reacted with an excess of steam?

 

3 / 10

KClO3 => KClO4 + KCl

4 / 10

The mass of 2.00 moles of lead (II) nitrate is:

5 / 10

nitrogen trifluoride

6 / 10

ammonium chloride

7 / 10

zinc oxide

8 / 10

1.00mol of Y2 molecules weighs 14 times as much as 1 mole of hydrogen molecules. What is the relative atomic mass of Y?

9 / 10

Calculate the number of moles of nitrogen atoms in 28.0g of nitrogen

10 / 10

Calculate the relative molecular mass (formula mass) of copper (II) sulfate pentahydrate CuSO4 ●5H2O

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