In the following image, atoms are represented by colored circles. Different colors represent different types of atoms. If atoms are touching, they are bonded.
Which of the following boxes shows only one type of element?
A. B
B. A
C. C
D. E

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

What three natural resources are found in the great lakes region

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?