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If you have 12 moles of a substance, how many molecules do you have of that substance? Suppose the substance has a molecular weight of 342. How many grams of that substance would you have to dissolve in a liter of water to make a 12 M solution?

  • chemistry - ,

    each mole contains avagradro's number of molecules.

    massingrams=molmass*Molarity*volumeinliters

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