Question

Help, will become fan.

Answer 1

@thomaster

Answer 2

NaBr + AgNO3 --> AgBr(s) + NaNO3 (aq)
AgBr will precipitate because it's a solid, NaNo3 won't because it's aqueous

Answer 3

for question 10:
Ca(OH)2 is soluble
Li2S will precipitate

Answer 4

AgBr will precipitate because it is hardly soluble.
(they are both solids in natural state)

Answer 5

whoa typed it wrong :P i meant Ca(NO3)2 is soluble