Explain what''s the mass of sodium oxide produced

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Reference no: EM13517868

1. What's the mass of sodium oxide produced if 1.5 g of sodium reacts with excess gaseous oxygen? (Write the balanced equation.)

2. Hydrochloric acid reacts with aluminium to form aluminium chloride and gaseous hydrogen. What's the mass of aluminium required to produce 1.0 kg of aluminium chloride if there is excess acid?

3. 2KMnO4 + 5H2SO3 ? K2SO4 + 2MnSO4 + 2H2SO4 + 3H2O

Calculate the mass of:

a. sulphurous acid, H2SO3, required to react with 3.16 g of potassium permanganate, KMnO4

b. manganese (II) sulphate produced when 5.65 g of potassium permanganate react with excess sulphurous acid

c. potassium permanganate required to produce 5.00 g of manganese (II) sulphate.

4. Calculate the mass of 80% pure aluminium required to produce 9.65 kg of aluminium oxide.

Reference no: EM13517868

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