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21 May, 20:44

How many moles are there in 15.0 grams of SiO2?

a

0.170 mol

b 0.340 mol

c 0.534 mol

d 0.250 mol

e 0.208 mol

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Answers (2)
  1. 21 May, 21:48
    0
    Answer: it's 0.250!
  2. 21 May, 23:22
    0
    D. 0.208mol I think sorry if its not true
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