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I need help Calculating the mass of HCL neede to react with 20.0 grams Zn.

Zn+HCL -> ZnCl2+H2

  • chemistry -

    Balance the equation first.

    then, look at the coefficents. How many moles of HCl will be needed for each mole of Zn?

    How many moles of Zn is twenty grams?

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