Question

1/Balance the following equations :
CH, (g) + 0, g) + CO, (g) + H2O (g)
Al (s) + HCl (aq) → AlCl, (aq) + H, (g)
2. What is meant by a chemical equation ? What do
the symbols g, l, aq and signify in the
following equation :.
CO2(g) + H2O (I) H ,CO2 (aq)
3. What is a balanced chemical equation ? Why should
the chemical equation be balanced ?
What is a chemical equation ? What information do
we get from a chemical equation ? Explain with the
help of examples.
5. Name three different types of chemical reactions.
Discuss any one of these with examples.
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Answer 1

Answer:

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