dommm01 dommm01

24-01-2017
Chemistry

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Given the following chemical reaction: 2 O2 + CH4 --> CO2 + H2O
What mass of oxygen is required to completely react with 20 grams of CH4?
A) 10 grams O2
B) 20 grams O2
C) 80 grams O2
D) 144 grams O2

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usnavyseal usnavyseal

24-01-2017

the answer is C) 80 grams O2

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