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Please Help Me!! Zn + 2HCl --> ZnCl2 + H2 Which of the following provides the best evidence that this reaction follows the law of conservation of mass?
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Please Help Me!!

Zn + 2HCl --> ZnCl2 + H2 Which of the following provides the best evidence that this reaction follows the law of conservation of mass?

Please Help Me!! Zn + 2HCl --> ZnCl2 + H2 Which of the following provides the best-example-1
User Grufas
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The answer is c I believe.
User Omaris
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