Find the concentration of the solution in parts per million
solution of sodium chloride contains 5.2 g NaCl in 900 grams of water. What is the concentration of the solution in parts per million (ppm)? Round to the nearest tens place. Don't forget the unit.
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Sodium sulfite and acidified potassium permanganate produces a brown, partly dissolved solid, found in a solution which changes colour from purple (the potassium permangante) to yellow. What are the products?
What is the definition of a customer? What are some examples of internal and external customers? Is the measurement of customer satisfaction different for internal customers than for external customers?
An industrial flavor-enhancing process requires that a butter-flavored food be heated briefly at 200°C. How long can the food be heated at this temperature and retain 77% of its buttery flavor?
A student had 1.0 K if a 1.00 M acid solution. much of the surprise of the student it took 2.00 L of 1.00 M NaOH solution to react completely with the acid.
What is the concentration of the solution in parts per million (ppm)? Round to the nearest tens place. Don't forget the unit.
A 5.00 mL sample of isopropyl alcohol has a mass of .930 g whe measured at 20 degrees celsius. What is the specific gravity of isopropyl alcohol?
Calculate the concentrations of all species in a 0.970 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulphurous acid are Ka1=1.4x10^-2 and Ka2=6.3x10^-8.
A dam project specifies 97% compaction. Lab tests on the soil being used indicate that it has a maximum dry density of 1900 kg/m3 at an optimum water content of 13.2%.
The gaseous product of a reaction is collected in a 25.0 L contained at 27 degrees Celsius. The pressure in the container is 216 kPa, and the gas has a mass of 96.0g. What is the molar mass of the gas?
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