Question: A sample of an unknown chloride compound was dissolved in water, and then titrated with excess Pb(NO3)2 to create a precipitate. After drying, it is determined there are 0.0050 mol of precipitate present. What mass of chloride is present in the original sample?
A: 0.177 g
B: 0.355 g
C: 0.522 g
D: 0.710 g
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option. Give two different versions of responses. Please separate the responses with 6 asterisk symbols: ******.
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