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質(zhì)量分數(shù)怎么算

回答
瑞文問答

2021-10-03

質(zhì)量分數(shù)是指溶質(zhì)質(zhì)量與溶液質(zhì)量的百分比(溶質(zhì)B的質(zhì)量占溶液質(zhì)量的分數(shù))或用符號ω表示。

擴展資料

  液體的質(zhì)量分數(shù):質(zhì)量分數(shù)=溶液中溶質(zhì)質(zhì)量與溶液質(zhì)量*100%,溶液質(zhì)量=溶質(zhì)質(zhì)量+溶劑質(zhì)量,無單位。

  固體的`質(zhì)量分數(shù):質(zhì)量分數(shù)=所求物質(zhì)的質(zhì)量/總的物質(zhì)的質(zhì)量*100%,無單位。