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Answered

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HELP! URGENTLY NEEDED! I NEED THIS ANSWER IN 5 MINUTES AND PERSON WHO HELPS GET THE ANSWER RIGHT GETS 25 POINTS!!! PLEASE I AM FAILING THIS CLASS AND NEED SO MUCH HELP!!!!

The coefficient/s will balance the chemical equation CH4 +O2 -------» CO2 + H2O is


a

1, 2, 1, 2

b

2, 1, 1, 2

c

2, 2, 1, 1

d

1, 1, 1, 2

Sagot :

Answer:

hey miss

Explanation:

ardni313

The coefficients : a. 1,2,1,2

Further explanation

Given

Reaction(unbalanced)

CH4 +O2 -------» CO2 + H2O

Required

The blanced equation

Solution

Give a coefficient

CH4 +aO2 -------» bCO2 + cH2O

Make an equation

C, left=1, right=b⇒b=1

H, left=4, right = 2c⇒2c=4⇒c=2

O, left=2a, right=2b+c⇒2a=2b+c⇒2a=2.1+2⇒a=2

The equation becomes :

CH4 +2O2 -------» CO2 + 2H2O

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