An aqueous solution of nickel (ii) sulfate is mixed with aqueous sodium hydroxide. will a double replacement reaction occur?
a. no, solid nickel (ii) hydroxide is soluble in water.
b. no, solid sodium sulfate is soluble in water.
c. yes, solid nickel (ii) hydroxide will precipitate out of the solution.
d. yes, a solid sodium sulfate will precipitate out of the solution.