In successive emission of -and -particles, the number of -and -particles should be emitted for the conversion of 92U238 to 82P206 are
If is the heat of reaction for
(heat of reaction at constant pressure), at constant temperature is
Which one of the following species acts as both Bronsted acid and base?
All of these
C.
is a conjugate base of H3PO2 ( a monobasic acid) and does not give H+, is a conjugate base of and does not ionise further, since H3PO3 is a dibasic acid.
Which of the following concentration factors is affected by change in temperature?
Molarity
Molality
Mole fraction
Weight fraction
Solubility of Ca(OH)2 is s mol L-1. The solubility product (Ksp) under the same condition is
4s3
3s4
4s2
s3