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

What mass of KOH is contained in 500cm3 of 1mol dm-3 K0H solution?

2 / 10

Which of the following solutions is the most concentrated?

3 / 10

What is the volume (in dm3) occupied at room temperature and pressure (r.t.p:298K and 100KPa) of 2.00 moles of nitrogen molecules?

4 / 10

Mg + N2 => Mg3N2

5 / 10

The mass of 1.00 mole of MgSO4 is:

6 / 10

Combustion of 7.8g of potassium produced 14.2g of an oxide. Which of the following is the simplest formula of the oxide of potassium formed?

7 / 10

CuSO4

8 / 10

zinc oxide

9 / 10

Calculate the relative molecular mass (formula mass) of silver sulphate, Ag2SO4

10 / 10

Identify the element (write the symbol) if an atom of Z is one-third of the mass of a 12C atom.

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