Question

II. Write true (T) or false (F).
1.
Oxygen is a combustible gas.
2.
Carbon monoxide in the air causes acid rain.​

Answer 1

Answer:

1. F

2. F

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Answer 2

Answer:

1. False.

2. False

Explanation

1. High concentrations of oxygen used during surgeries are a potential fire hazard for patients, but that doesn't mean the O2 gas itself catches fire. Oxygen makes other things ignite at a lower temperature, and burn hotter and faster. ... But oxygen itself does not catch fire.”

2. The carbon monoxide gas is then oxidised to carbon dioxide gas, which reacts with water particles in the upper atmosphere to produce carbonic acid (acid rain).