91. 反应方程式配平为2KMnO4 + 5NaNO2 + 3H2SO4＝2MnSO4 + 5NaNO3 + K2SO4 + 3H2O（）（1分-湖北继续教育网网校

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[判断题]91. 反应方程式配平为2KMnO4 + 5NaNO2 + 3H2SO4＝2MnSO4 + 5NaNO3 + K2SO4 + 3H2O（）（1分

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