885.2 g Ca (1 mol Ca / 40.078 g Ca) = 22.09 mol Ca
I always like to set up these conversions in a chain method. This way you can easily go back through and visibly make sure that your units cancel and you're in the desired units. Notice above how the grams cancel and you're in mols.
Best of luck!
I always like to set up these conversions in a chain method. This way you can easily go back through and visibly make sure that your units cancel and you're in the desired units. Notice above how the grams cancel and you're in mols.
Best of luck!
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No. mole = mass/FW where FW = formula weight [in this case atomic weight]
memorise this.
memorise this.
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22.08