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is everything good Determine whether a precipitate will form when 100.0 ml of 4.

ID: 867292 • Letter: I

Question




is everything good

Determine whether a precipitate will form when 100.0 ml of 4.0 Times 10-3 M BaCl2 and 300.0 mL of 6.0 Times 10-4 M Na2SO4 are mixed. = 1.1 Times 10-10 Ip = 4.5 Times 10-7 BaCl2(aq) + Na2SO4(aq) rightarrow BaSO4(s) + 2NaCL(aq) BaSo4 rightarrow Ba2+ + SO42- Ba2+ = (.1k)(4.0 Times 10-3 mol) =4.0 Times 10-4 Mol SO42- = (.3k)(6.0 Times 10-4 Mol) 1.8 Times 10-4 Mol [ Ba2+] = 4.0 Times 10-4 Mol/.4L = .001 M [SO42-] = 1.8 Times 10-4 Mol/.4L = 4.5 Times 10-4 M Ksp = 1.1 Times 10-10 and then compare with IP Ip = [Ba2+][SO42-] (.001)(4.5 Times 10-4) 4.5 Times 10-7 Ip>Ksp Precipitate will form and continues until concentrations are reduced to the point where it satisfies the Ksp.

Explanation / Answer

it is everything right!