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Help on this question please
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Help on this question please

Help on this question please-example-1
User Serge Weinstock
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1 Answer

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Answer:

D

Step-by-step explanation:

NO and O2 are both colourless gas. and its product is brown. thus when a brown gas is produced, you can say that NO and O2 reacted to form NO2

User Foxidrive
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