What is ppm? A. Concentration of a solute in mol/mol solution
B. Concentration of a solute in grams/106 grams solution
C. Concentration of a solute in mol/L solution
D. Concentration of a solute in mol/kg solvent

Why does a red shoe appear red in daylight

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

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?