Question

chemical equations and then balance

them.

a)Hydrogen gas combines with nitrogen to form ammonia

b)Hydrogen sulphide gas burns in air to give water and sulfur dioxide.

c)Barium chloride reacts with aluminum sulphate to give aluminum chloride and a precipitate of barium sulphate.

d)Potassium metal reacts with water to give potassium hydroxide and hydrogen gas.​

Answer 1

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Explanation:

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Answer 2

1. N2(g) + 3H2(g) ⇔ 2NH3(g) + Heat.
2. 2H 2 S(g)+3O 2 (g)→2H2 O(l)+2SO2
3. Al2(SO4)3 + 3BaCl2 ------> 2AlCl3 + 3BaSO4.
4. K + H2O ===> KOH+H2

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