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In the lab you make 10-5.5 M solutions of HCl and of NaOH using pure distilled deionized water. What pH will would measure for these solutions immediately? What would be the pH after the solutions equilibrate with the atmosphere?
Calculate the pressure exerted by 20 gram-moles of ammonia at 300 K in a 5-liter container, using : a. the ideal gas equation b. the SRK equation
why does the color change from blue to green or yellow near the endpoint of titration when the indicator is bromocresol green
Water originally at -10 deg. celsius and 0.30 atm is heated at constant temperature until the temperature is 80.0 degrees celsius
how do you think the appropiate enzyme would have affected the reaction (degree of completeion,yield,stereochemistry
A 65 L sample of dry air cools from 133°C to -16°C while the pressure is maintained at 2.85 atm. What is the final volume?
reacts completely with a volume of F2(g) to produce 2.0 L of ClF5. what volume of F2(g) reacted completely?
Which of the following will not have ionic bonds?
A saline solution used in intravenous drips for patients who cannot take oral fluids contains 0.92% (w/v) NaCl in water. How many grams of NaCl are contained in 729 mL of this solution.
Molecular mass of a sample of 0.299 g of a gas in a 0.220 L bulb under a pressure of 0.757 atm and at a temperature of 250 C
If an unknown forms a silver mirror in the Tollens test, forms a purple color in the Schiff test, produces no precipitate in the iodoform test, has a refractvie index of 1.5250, and forms a semicarbazone melting at 124-126 C
The DNA sequence below is from the interior of the coding strand sequence for West Nile Virus RNA polymerase.
What term expresses the ratio of moles of reactants and products according to the coefficients in the balanced chemical equation?
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