In Which of the Following Solutions Would Solid PbBr₂ Be

Multiple Choice

In which of the following solutions would solid PbBr₂ be expected to be the least soluble at 25°C?

A) 0) 1 M H Br
B) 0) 1 M NaBr
C) 0) 1 M CaBr₂
D) 0) 1 M K NO₃