If the force of the soccer player’s head on the ball is 1.5 N upward, what is the force of the ball on the player’s head? a. 0 N
b. 1.5 N
c. 3.0 N

150.0 grams of asf3 were reacted with 180.0 g of ccl4 to produce ascl3 and ccl2f2. if the actual yield of ccl2f2 was 127 g, what is the percent yield?

Which of these best describes an ionic bond?

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering