An isobar of 20C40 is
18Ar40
20Ca38
20Ca42
18Ar38
A.
18Ar40
Isobars have same atomic mass but different atomic number. Thus, the isobar of 20C40 is 18Ar40 .
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 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