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Shajed
Answers (1)
Balanced equation: 2HBr + Ca(OH)2 → CaBr2 + 2H2O 1mol HBr reacts with 2mol Ca(OH)2 Use equation: M1V1 = M2V2 *2 0.05 * 48.8 = M2*100*2 M2 = 0.05*48.8/(100*2) M2 = 0.0122M Ca(OH)2 solution. answer to first question. Molar mass Ca(OH)2 = 74.0932 g/mol
