問題詳情
1. Which of the following statement in regard to unit conversions is correct?
(A) One kilogram is equal to 10-9 teragrams.
(B)Twenty-five femtograms are equal to 2.5 × 10-14 kilograms.
(C) Eight liters are equal to 80 cubic decimeters.
(D) 294.5 nm are equal to 2.945 × 107 centimeters.
(E)One microliter is equal to 10-6 milliliters.
參考答案