When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the freezing point of water. Also, the more material dissolved, the lower the freezing point. The boiling points of these solutions, however, are higher than that of water.
Which of the following statements would be correct if salt were added to a pan of water?
A. Less energy is required to boil the salt water solution than required to boil the pure water.
B. The new solution in the pan has a higher boiling temperature than before the salt was added.
C. The steam released has a lower temperature than steam from pure water.
1)A only
2)B only
3)C only
4)A and B only
5)A,B and C only
2 ?
1 answer
You are right. Only B is correct.
2 answers