Thymolphthalein is an indicator that changes color over a range from ph=9. 3 to ph=10. 5. What is ka of thymolphthalein?.

What is likely to happen if a new aggregate demand curve moves to the right? prices and output would drop, and the equilibrium point will stay the same. prices would rise, and output would drop in the short run. prices and output would rise, and the equilibrium point will change. prices would rise, and output would drop in the long run.

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.