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Please answer with explanations1. The formula of calcium nitrate (III) is: A. Ca(NO3)2 B. CaNO3 C. CaNO2 D. Ca(NO2)2 E. Ca(NO2)3 2. The formula of ethanol is: A. CH3OH B. CH3CH2OH C. CH3OCH3 D. CH3COOH E. none of the above 3. Oxidation numbers of chlorine in Cl2, NaCI, KCIO3, respectively are: A. -1, 0, +5 B. 0, -1, +5 C. 0, +1, +3 D. -1, +1,+5 E. 0, -1, -5

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Formula of calcium nitrate (Ⅲ) (S Ga (No.) Aya.xy il : 【 oxidutien state (2) 必 Naul : tilo m number3 of chlorine in dl,시ad) k

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