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。
2021-10-03
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。