04:43SOLUTIONS - Concentration in PARTS PER MILLION (ppm) & PARTS PER BILLION (ppb) | Chemistry with CatCHEMISTRY WITH CAT716views
11:00Parts Per Million (ppm) and Parts Per Billion (ppb) - Solution ConcentrationThe Organic Chemistry Tutor1543views
Multiple ChoiceA 5.12 L sample of solution contains 0.230 g of potassium sulfate, K2SO4. Determine the concentration of K2SO4 in ppm if the density of the solution is 1.30 g/mL.880views2rank1comments
Multiple ChoiceCalculate the concentration in parts per billion of the following aqueous solution:0.91 mg of caffeine in a total volume of 131 mL.1481views4rank2comments
Multiple ChoiceGlucose makes up about 0.102% by mass of human blood. Calculate this concentration in ppm.1235views4rank
Multiple ChoiceThe average human body contains about 5,000 grams of blood. What mass of arsenic is present in the body if the amount in blood is 0.86 ppb?3950views1comments
Multiple ChoiceA water sample contains the pollutant chlorobenzene with a concentration of 16 ppm (by volume). What volume of this water contains 5.01×102 mL of chlorobenzene?2655views4rank1comments
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