jackkkkk32
15.12.2021 •
Chemistry
A scientist starts with 14g of nitrogen for the reaction H2 + N2 --> NH3. How many grams of nitrogen must he end up with after the reaction is complete?
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Ответ:
The answer would be A
Step-by-step explanation:
If you add the positive numbers in answer a you get the sum of 18. Then add the negative numbers in answer A getting the answer 18. 18-18 equals zero