When salt is dissolved in water, the freezing point of th...
When salt is dissolved in water, the freezing point of the water
increases
decreases
remains the same
increases and later decrease
Correct answer is B
The salt in the water (same for any other impurities) lowers the freezing point of the solution so that water freezes at a lower temperature.
Superconductors are substances which ...
If the relative density of gold is 19.2, the volume of 2.4kg of gold is? ...
Which of the following is/are TRUE of nuclear fission? I. A heavy nucleus is split into two nucl...
Large astronomical telescopes always use ___________ as objective ...