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Asked: 2021-09-14T07:32:12+00:00 In:

Two important laws of chemical combination are

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0%(a) Law of conservation of mass and universal law of gravitation
0%(b) Law of constant proportions and universal law of gravitation
0%(c) Universal law of gravitation and law of conservation of momentum
100%(d) Law of conservation of mass and law of constant proportions ( 5 voters )
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    1. (d) Law of conservation of mass and law of constant proportions

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