A student athlete kicks a soccer ball from rest. The mass of the soccer ball equals 0.45 kg and her foot is in contact with the ball for 0.3 seconds. The soccer ball moves down the field with a
speed of 6.0 m/s. Based on this information, the force of the kicker's foot on the ball is 9.0 N.
But what magnitude of force did the 0.45 kg ball exert on the kicker's foot?

Astudent states that 9.0 g of baking soda will form an unsaturated solution in 100 g of water. what do you need to know to decide whether this statement is correct? a. the temperature of the water and the molar mass of baking soda b. the percent by volume of the solution and the solubility of baking soda c. the temperature of the water and the solubility of baking soda at that temperature