題目列表(包括答案和解析)
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80g10%的NaCl溶液分為2等份,每份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)為________;若將其中的一份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)減小一半,應(yīng)加水________,若將另一份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)增大一倍,應(yīng)加入NaCl________.將一瓶
80g10%的NaCl溶液分為2等份,每份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)為________;若將其中的一份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)減小一半,應(yīng)加水________,若將另一份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)增大一倍,應(yīng)加入NaCl________.將一瓶
80g10%的NaCl溶液分為2等份,每份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)為________;若將其中一份溶質(zhì)的質(zhì)量分?jǐn)?shù)減小一半,應(yīng)加水________g,若將另一份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)增大一倍,應(yīng)加入NaCl________g.將一瓶
80g10%的NaCl溶液分為2等份,每份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)為________;若將其中一份溶質(zhì)的質(zhì)量分?jǐn)?shù)減小一半,應(yīng)加水________g,若將另一份溶液中溶質(zhì)的質(zhì)量分?jǐn)?shù)增大一倍,應(yīng)加入NaCl________g.湖北省互聯(lián)網(wǎng)違法和不良信息舉報平臺 | 網(wǎng)上有害信息舉報專區(qū) | 電信詐騙舉報專區(qū) | 涉歷史虛無主義有害信息舉報專區(qū) | 涉企侵權(quán)舉報專區(qū)
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