化學(xué)求質(zhì)量分?jǐn)?shù)中：ω,Ar,Mr請(qǐng)百科一下.

化學(xué)人氣：495 ℃時(shí)間：2020-06-14 16:28:55

優(yōu)質(zhì)解答

質(zhì)量分?jǐn)?shù)：指溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)是溶質(zhì)質(zhì)量與溶液質(zhì)量之比.也指混合物中某種物質(zhì)質(zhì)量占總質(zhì)量的百分比.溶質(zhì)質(zhì)量分?jǐn)?shù)　溶質(zhì)質(zhì)量分?jǐn)?shù)是指溶質(zhì)質(zhì)量與溶液質(zhì)量之比.或化合物中各原子的質(zhì)量之比.（如HCHO、CH3COOH、C6H...