water vapour in the air around the bottle gains some energy from the bottle
temperature of the milk drops as it loses heat into the surroundings
saturated vapour pressure of the milk is equal to the atmospheric pressure
water vapour in the air around the bottle loses some of its energy to the bottle
Correct answer is D
When a cold milk bottle is taken out from the refrigerator, the water vapor in the air around the bottle comes in contact with the cold surface of the bottle and gets condensed.
Calculate the percentage by mass of nitrogen in calcium trioxonitrate (V)
[Ca = 40, N = 14, O = 16]
8.5%
13.1%
17.1%
27.6%
Correct answer is C
No explanation has been provided for this answer.
Which of the following is an example of a mixture?
Common salt
Blood
Sand
Washing soda
Correct answer is B
The Blood is a mixture which consists of water, proteins, fats, oil, sugar, vitamins, hormones, enzymes,e\ etc