The reaction A(9) B(9) + C(9) is known to be first order in
A(9). It takes 22 s for the concentration of
A(9) to decrease by one-half of its initial value.
a. How long does it take for the concentration of A(9) to decrease to one-fourth of its initial value?
S
b. How long does it take for the concentration of A(9) to decrease to one-eighth of its initial value?
S

Llama have 74 chromosomes how many chromosomes will they be found in their gametes explain how you know

Ammonia and oxygen react to form nitrogen monoxide and water, like this: 4nh3 (g) + 5o2 (g) → 4no (g) + 6h2o (g) also, a chemist finds that at a certain temperature the equilibrium mixture of ammonia, oxygen, nitrogen monoxide, and water has the following composition: compound pressure at equilibrium nh3 65.1atm o2 31.3atm no 62.7atm h2o 65.8atm compound pressure at equilibrium nh3 65.3 atm o2 7.79 atm no 12.1 atm h2o 65.8 atm calculate the value of the equilibrium constant kp for this reaction. round your answer to 2 significant

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?