\( 0.7 \) moles of potassium sulphate is allowed to react with \( 0.9 \) moles of barium chlorid...

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\( 0.7 \) moles of potassium sulphate is allowed to react with \( 0.9 \) moles of barium chloride in aqueous solutions. The number of moles of the substance precipitated in the reaction is
a. \( 1.4 \) moles of potassium chloride
b. \( 0.7 \) moles of barium sulphate
c. \( 1.6 \) moles of potassium chloride
d. \( 1.6 \) moles of barium sulphate
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