Which of the following are decomposition reactions? * 1. CH4 (g) + O2(g) → CO2 (g) + H20 (1) 2. Cao (s) + CO2(g) → CaCO3 (s) 3. Mg (s) + O2 (g) – Mgo (s) 4. POCO3 (s) – Pbo (s) +…

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asked Oct 12, 2021 177k views

1 Answer

Michael J · Answer 1 · 2021-10-17T10:34:34+0000

Answer:

4

Step-by-step explanation:

Starts with a compound and breaks down.

- Hope that helped! Please let me know if you need a further explanation.