Anna's baby brother eats very often. Since he was born, he has grown several inches and gained a lot of weight. He has more skin, larger bones, and more muscle now than when he was born. This is an example of A.
food providing energy for an organism.
B.
food supporting the repair of an organism.
C.
food contributing to the growth of an organism.
D.
food being stored in an organism for future use.

pls help!

a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.

5.6⋅10−^19  j

do you need the explaination?