A 0.0715 g sample of a material was analyzed for thiourea (CS(NH2)2, MM = 76.12). It was found to consume 24.68 mL of 0.00543 M KBrOz based on the reaction below: %3D 3CS(NH2)2 + 4BRO3 + 3H20 2 3CO(NH2)2 + 3SO2 + 4Br + 6H* Calculate the mass of thiourea found in the sample. O 10.7 mg O 190 mg O 13.6 mg O 7.65 mg

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A 0.0715 g sample of a material was analyzed for thiourea
(CS(NH2)2, MM = 76.12). It was found to consume 24.68 mL of
0.00543 M KBRO3 based on the reaction below:
3CS(NH2)2 + 4BRO, + 3H20 2 3CO(NH2)2 + 3SO, +
4Br + 6H*
Calculate the mass of thiourea found in the sample.
O 10.7 mg
О 190 mg
O 13.6 mg
O 7.65 mg
Transcribed Image Text:A 0.0715 g sample of a material was analyzed for thiourea (CS(NH2)2, MM = 76.12). It was found to consume 24.68 mL of 0.00543 M KBRO3 based on the reaction below: 3CS(NH2)2 + 4BRO, + 3H20 2 3CO(NH2)2 + 3SO, + 4Br + 6H* Calculate the mass of thiourea found in the sample. O 10.7 mg О 190 mg O 13.6 mg O 7.65 mg
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