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Question
X and Y chemically react to form a new product Z.
X+Y→Z
The masses of X and Y are 5 gm and 6 gm respectively. The mass of Z is _______ gm.
X and Y chemically react to form a new product Z.
X+Y→Z
The masses of X and Y are 5 gm and 6 gm respectively. The mass of Z is _______ gm.
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Solution
The correct option is D 11
According to the law of conservation of mass, the total mass before and after the reaction remains the same. So the mass of Z should be 11 gm i.e. 5 gm + 6 gm.
According to the law of conservation of mass, the total mass before and after the reaction remains the same. So the mass of Z should be 11 gm i.e. 5 gm + 6 gm.
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