What would most likely happen if one of the runners began jogging in knee-deep water?

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.