9. You are diluting an aqueous glucose solution. First, add 0.99 mL of water twice into a vial, and then add 100.0 uL of glucose solution. If the weight of the final solution is 2.1254 g, what is the correct expression for the solution density (g/mL)?
(A) 1.021826
(B) 1.0218
(C) 1.021
(D) 1.02182
(E) 1.02

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統計: A(1), B(2), C(1), D(0), E(5) #3149674

詳解 (共 1 筆)

#6044695
這題考有效數字 2.1254/(0.99...
(共 156 字,隱藏中)
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