It would 47.7 because you would have to both minus the number together.
The correct answer is: [B]:
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" N₂ (g) + 3 H₂ (g) → 2 NH₃ <span>(g) " .
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Note of interest:
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This particular reaction is known as the "</span>Haber process" .
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Explanation: Here are the different coloured that are used to join and make one piece this method that Brianna is following is called synthesis.
