The specific rotation of a pure substance is 1.68°. what is the specific rotation of a mixture containing 75% of this isomer and 25% of the isomer?
a) +1.68°
b) 0°
c) +1.26°
d) +0.84°
e) +.042°

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?

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.