SOLUTION: Zollie noted that 4 grams of magnesium combined with 20 grams of other elements to form the compound. If 1440 grams of the compound were required, how many grams of the other eleme

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Question 122198: Zollie noted that 4 grams of magnesium combined with 20 grams of other elements to form the compound. If 1440 grams of the compound were required, how many grams of the other elements were required?
Answer by stanbon(75887) About Me  (Show Source):
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Zollie noted that 4 grams of magnesium combined with 20 grams of other elements to form the compound. If 1440 grams of the compound were required, how many grams of the other elements were required?
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The ratio of grams of magnesium to other elements in the compound is 4x/20x.
EQUATION:4x+20x = 1440
24x = 1440
x = 60
Grams of magnesium = 4x = 240
Grams of other elements = 20x = 1200
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Cheers,
Stan H.