Chemistry Practice Problems Solubility Rules Practice Problems Solution: Which ion may form a scummy precipitate with ordin...

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Solution: Which ion may form a scummy precipitate with ordinary soap? a) HCO3- b) CO32- c) Na+ d) Ca2+

Problem

Which ion may form a scummy precipitate with ordinary soap?

a) HCO3-

b) CO32-

c) Na+

d) Ca2+