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Which compound has a greater percent by mass of chromium? |
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Answer» Answer: Explanation: MOLAR MASS of K2CrO4 is 194.2 g/mol Cr contributes 52 g in K2CrO4 Cr = 26.8 % Molar mass of K2CR2O7 is 294.2 g/mol Cr contributes 2 atoms or 104g in K2Cr2O7 Cr = 35.35 % when you do the CALCULATION correctly you can see that the dichromate has considerably more percentage of Chromium |
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