【单选题】【消耗次数:1】
对于100mL 1mol/L盐酸与锌粒的反应,采取下列措施能使反应速率加快的是( )。①升高温度;②改用100mL 3mol/L盐酸;③多用300mL 1mol/L盐酸;④用等量锌粉代替锌粒
①②③
②③④
①③④
①②④
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