The mass of the blue copper sulfate crystal is two-thirds the mass of the red fluorite crystal. Write an equation you can use to
find the mass m (in grams)of the blue copper sulfate crystal.
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2 answers:
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Answer:
Step-by-step explanation:
the total amount of squares within this square is 36
and the number of shaded squares would be 20
so if 20 squares out of 36 squares are shaded, then the fraction is
or 55.56%
(to find percentage multiply by 100)