The table shows the solubility of two substances in water at 20 °c.
solubility of substances
mass
(kg)
solubility of sodium chloride
(g per 100 g of water)
solubility of lead nitrate
(g per 100 g of water)
100
l
k
200
36
54
part 1: what will be the values of l and k for 100 kg of each substance?
part 2: explain your answer for part 1.

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above