Intermolecular bonding:
Water is a polar molecule exhibit dispersion forces and hydrogen bonding
Salt is a polar molecule exhibit dispersion forces and dipole dipole bonding
Same bonding capacity therefore similar bonding capacity, therefore salt able to dissolves in water
Explanation:
<u>Role of Collagen-</u>
It is the most abundant protein in human body. This protein, collagen is found in the bones, skin, muscles, and tendons.
Collagen holds the body together and forms scaffold in order to provide the strength and structure to the human body.
The main role of this protein is to protect and support the bones and also acts as insulation and helps in transportation.
Answer:
B
Explanation:
Heat moves as thermal energy from hot body to a cold body
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It’s B :) try learning next time
Astronauts brought back 500 lb of rock samples from the moon. How many kilograms did they bring back? (1 kg = 2.20 lb)
A. 500 kg
B. 1,100 kg
C. 498 kg
D. 227 kg
I believe it is D.
