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Posted by on Sunday, December 2, 2012 at 4:10pm.

1) Mg + F2 = MgF2

10.00 grams of magnesium reacted with fluorine to produce MgF2

Find :
a) Balance the reaction
b) How many grams of fluorine reacted with magnesium. Answer:____________
c) How many grams of MgF2 were formed in the reaction. Answer:____________

  • Chem - , Sunday, December 2, 2012 at 7:20pm

    a) The reaction is balanced as is.
    b) mols Mg = grams/molar mass.
    Use the coefficients in the balanced equation to convert mols Mg to mols F2.
    Convert mols F2 to grams. g = mols x molar mass.

    c) You have grams Mg and grams F2, The totals will be grams MgF2.

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