In ammonia, nitrogen and hydrogen always combine in 14:3 ratio by mass. This is in agreement with :
A
Law of conservation of mass
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B
Law of definite proportion
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C
Law of multiple proportion
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D
Law of combining volume
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Solution
The correct option is B Law of definite proportion The Law of definite proportion states that elements always combine in the definite ratio by mass. So it is in agreement with the law of definite proportion.