What mass of NaCrO2 can be obtained from the reaction of 7.40g Cr(OH)3 with 7.60g NaOH in the following reaction: CrOH3+NaOH==>NaCrO2+2H2

Question

What mass of NaCrO2 can be obtained from the reaction of 7.40g Cr(OH)3 with 7.60g NaOH in the following reaction: CrOH3+NaOH==>NaCrO2+2H2O

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RobertKer 4 years 2021-08-23T20:06:56+00:00 1 Answers 61 views 0

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  1. thienan
    0
    2021-08-23T20:08:45+00:00
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    Explanation:

    7.60 g of NaOH = 7.6/40 = 0.19 moles.

    Reaction is 1:1 so NaOH in excess and Cr(OH)3 is limiting reactant.

    You will get maximum of 0.0718 moles of NaCrO2 which is 0.0718*107 = 7.69 g

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