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A solution is prepared by dissolving 76.3 g NaI in 545 g of water. Determine the mole fraction of NaI if the final volume of the solution is 576 mL.
Calculate the dryness fraction of the steam between the separator and the throttle, and hence the dryness fraction of the steam being bled from the system.
If a chemical reaction occurs at a rate of 2.25 * 10-2 moles per liter per second at 322 K, what is the rate expressed in moles per liter per minute?
protons and electrons are added and ionization energy generally increases. In going down a column of the periodic table, protons and electrons are also being added but ionization energy generally decreases. Explain.
(a) How many mL of KOH will it take to reach the equivalence point? (b) Calculate the pH at the equivalence point. The Ka of HClO is 3.8 x 10-8.
A solution of glycerol in 701 g of water has a boiling point of 103.8 C at a pressure of 760 mm Hg. What is the mass of the glycerol in the solution?
nitrogen and hydrogen form the compound NH3 how many hooks would dalton put on the nitrogen atom to explain this compound?
The insecticide DDT has a half-life in the human body of about 7 years. That is, in 7 years its concentration.( Although DDT is no longer in use in the United States).
human hairs have diameters between 17 and 180 mum. for a hair that has a 72.0 mum diameter how many can fit between a
What is the value of Delta S when 2.7g of CH4 is compressed from 29.0 L to 18.0 L at a constant temperature of 100 C?
Explain how a detergent removes oil from a cloth when laundry is done. Include micelles in your discussion. You may use drawings to aid your explanation.
A 3m^3 rigid tank contains a saturated water mixture at 6.0MPa. If the saturated vapor occupies 90% of the volume, determine the quality of and the total mass (liquid + vapor) of the water in the tank.
Problem- Name the conjugated diene with formula C6H10 that contains a methyl group on the nonpenultimate carbon
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