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

Barium hydroxide solution will neutralise hydrochloric acid according to the equation

Ba(OH)2+2HCl =>BaCl2+2H2O

If 20 cm3 of 2mol dm-3 HCl neutralises 100 cm3 of Ba(OH)2 solution, what is the concentration of the Ba(OH)2 solution?

2 / 10

Potassium hydroxide will neutralise nitric acid according to the equation

KOH+ HNO3=>KNO3+ H2O

What volume of 4mol dm-3 KOH will neutralise 2 litres of 1mol dm-3 HNO3?

3 / 10

Zinc metal reacts with hydrochloric acid

Zn+ 2HCl=>ZnCl2+H2

How many moles of Zn will react with 1 dm3 1mol dm-3 HCl?

4 / 10

Given this equation,

4Na+ O2=>2Na2O

what mass of O2 is required to react with 23g of sodium?

5 / 10

Balance this equation:

K+S=>K2S

Using the balanced equation, how many moles of potassium atoms are required to react with 1 mole of sulphur atoms?

6 / 10

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

7 / 10

silicon (IV) fluoride

8 / 10

Calculate the volume in cm3 of 0.100 mole of osmium atoms (density of Os = 22.5gcm-3) Osmium is the most dense of all the elements

9 / 10

Calculate the mass of silver containing the same number of atoms as 1.20g of magnesium

10 / 10

Calculate the mass of 1.00 mol of bromine (Br2) molecules

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