A train moves south with a speed of 20m/s. A man on the train walks south with a speed of 0.2m/s relative to the train. how long does it take the man to move 8 m relative to the train. A. 15s
B. 32s
C.40s
D. 0.41s

answer; i believe that the correct answer is (d) a very small amount of mass

the temperature and the pressure affect solubility. temperature affects by changing the properties of the solvent. the increase in pressure increases solubility, the decrease in pressure decreases solubility.

answer; equivalent to a one(1) horsepower motor;