You want to prepare a buffer solution of acetic acid/sodium acetate of pH 4.74. How many grams of sodium acetate should you add to 500 mL of 0.20 M acetic acid to get the desired pH

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct

How does the viscosity of magma change as magma cools?

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.