22. 100 Bq 等於多少 mCi? (A)
【Revised】評論
解:1 Ci = 3.7 x 10^10 Bq1 mCi = 3.7 x 10^7 Bq100/(3.7 x 10^7 ) = 2.7 x 10^-6 mCi