100 mL of a buffer consisting of 0.25 M CH3COOH and 0.15 M CH3COONa is treated with 10 ml of 0.5 M NaOH. What is the pH of the buffer after the addition of the NaOH? Ka(CH3COOH) = 1.8 x 10-5

Explain why scientists use shared characteristics to make cladograms.

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.

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal