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UP POLICE ASI CLERKUP POLICE ASI CLERK Hard Mock Set 2Hard GK

UP POLICE ASI CLERK Mock Test Set 2, Q43: Identify the correct answer for chemical formula of washing soda.

A. Na2CO3·10H2O
B. NaHCO3
C. CaCO3
D. NaCl
Correct Answer: A. Na2CO3·10H2O
Explanation: Washing soda is sodium carbonate decahydrate. Category: UP POLICE ASI CLERK. Set: 2.
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