Question
(3) ( 4^{circ} mathrm{C} ) Cuater has ith Maximum density at ( 4^{circ} mathrm{C} ) RSO aratu at ( 40 mathrm{c} ) settes docon.

53. Lakes freeze in cold countries in winter, leaving the water underneath at (1) 0°C (2) O°F (3) 4°C (4) 4°F
Solution
