Which of the following is not a farming method that conserves soil?
a, terracing
b. strip-cropping
c. crop dusting
d. contour plowing

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.

Why does ammonia, nh3, behave as a base when it reacts with an acid? z