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Original Question
How many milliliters of 0.310 M BaCl2 are needed to react completely with 60.0 mL of 0.140 M NaSO4?Asked by Ashlee
How many milliliters of 0.150M BaCl2 are needed to react completely with 40.0mL of 0.260M Na2SO4?
Answers
Answered by
DrBob222
Na2SO4 + BaCl2 ==> BaSO4 + 2NaCl
mols Na2SO4 = M x L = ?
mols BaCl2 needed = same as mols Na2SO4 since the reaction coefficients are 1 mol Na2SO4 to 1 mol BaCl2.
Then M BaCl2 = mols BaCl2/L BaCl2. You know M and mols, solve for L and convert to mL.
mols Na2SO4 = M x L = ?
mols BaCl2 needed = same as mols Na2SO4 since the reaction coefficients are 1 mol Na2SO4 to 1 mol BaCl2.
Then M BaCl2 = mols BaCl2/L BaCl2. You know M and mols, solve for L and convert to mL.
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