Question

The molarity of SO_4^-2 in a saturated solution of Gd_2 (SO_4)_3 is: (K_sp = 1.4 times 10^-4) 0.56 0.2M 0.056M 0.42M e) 0 The vapor pressure of an aqueous solution of glucose (C_6H_12O_6) is equal to vapor pressure of water less than vapor pressure of pure water more than vapor pressure of pure water none of above Standard hydrogen electrode (SHE) has an arbitrarily fixed potential 1.00 volt 0.00 volt 0.10 volt 10 volt

Answer 1

Ans Conc. = ((ksp)/108) ^0.2

^{= 0.2}

^{Ans b) less than the v. P of water}

Ans 0.0 volt