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Clearnote
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Senior High
TVET Professional Subjects
118題我看不懂 求解謝謝🙏
TVET Professional Subjects
高中
4年以上ago
yuღ
118題我看不懂
求解謝謝🙏
rodo 6,25x160 + 5.6x340 = M7 (180 +340) 5.SM MT = 518 250ml 子 117. 欲使500 毫升0.20 M 的HCI 水溶液變成0.30 M的水溶液,則需加入多少毫升 2.50 MHCI 0 0 水溶液與其均匀混合? M. VI + MzV2 = MA VI 0.2 x 500 to 5 V₂ = 0,3 (500 + V2) ,V2=250 mL H # 250mL > | Omb (118. 將 630mL 甲醇(密度為0.8g/mL)和400ml 水混合,所得溶液中 甲醇濃度經測定為15.0 莫 M mo/ -- 耳升。問甲醇與水混合前與混合後的總體積相差多少ml?(CH3OH-32g/mol) D-V .680.0,8 1.05L- losoml 32 15M= V v 32 1050 ml-(630+400) Velos 三功 Aroml 15
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