The Bubba Corp. had earnings before taxes of $400,000 and sales of $2,000,000. If it is in the 40% tax bracket, its after-tax profit margin is

According to the Henderson-Hasselbach equation: pH = pKa + log [B-]/[HB] if the [B-] =1M and the [HB]= 0.1M what can be said about pH and pKa

Consider the reaction of 2NH3(g)  N2(g) + 3H2(g) What happens when you decrease the reaction vessel volume.

Which of these is matched correctly [a]A) acomplexicans — TrypanosomaB) diplomonads — GiardiaC) parabasalids  — PlasmodiumD) kinetoplastids —Trichomonas

The motility of amoeba [a]A) pseudopodia B) a single flagellumC) many ciliaD) contractile vacuoles

A chart displaying indicators and their colors is displayed below. If a solution gives a bromphenol blue test that is blue, a methyl orange test that is yellow and Phenol Red test that is yellow. What is the pH? Give reasoning.

Land plants differ from green algae because all plants [a]A) are multicellularB) have plastidsC) have alternation of generationsD) have cell walls containing celluloseE) lack a nucleus

Match the plant or plant parts to their proper description

The figure in the reading [1] the recent downward trend in retail jobs in the United States. 

Early Earth atmosphere was so harsh because it [a].A) was rich in gases like methane, ammonia and carbon dioxideB) had an oxidizing atmosphereC) experienced little high-energy radiation from the sunD) had an atmosphere with significant quantities of ozone