A420-n force acts on a 400-n object, and the force is from the north. in which direction will the object move?
a) south
b)nourth
c)forward
d)backward

Which of the following happens during cell division? (a) energy is created (b) waste is eliminated (c) carbon dioxide is released (d) damaged cells are replaced

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

Akno3 solution containing 51 g of kno3 per 100.0 g of water is cooled from 40 ∘c to 0 ∘c. what will happen during cooling?