Preparing solution of nh4clo4 beginning with water
If you prepare a 1.00 m solution of NH4ClO4 beginning with water at 22.5 C, what is the final temperature of the solution in C? Assume that the specific heats of both pure H2O and the solution are the same, 4.18J/K.
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The equilibrium constant, Kp for the decomposition of nitrogen dioxide is 4.48 * 10-13 at 250C. What is the Kc for that reaction at the same temperature? 2NO2(g) <=> 2NO(g) + O2(g).
Ammonia gas at 223°C and 90. atm flows into a reactor at a rate of 550. L/min. Carbon dioxide at 223°C and 47 atm flows into the reactor at a rate of 600. L/min. What mass of urea is produced per minute by this reaction assuming 100% yield
A 45 g piece of ice at 0 C is added to a sample of water at 19C. All of the ice melts and the temperature of the water decreases to 0C . how many grams of water were in the sample?
calculate the pOH and the pH when 45.0mL of 3.00 mol/L potassium hydroxide solution is diluted by adding 100.0 mL of water.
What is the final temperature of the solution in C? Assume that the specific heats of both pure H2O and the solution are the same, 4.18J/K.
A 2.10-g sample of a large biomolecule was dissolved in 14.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule. For carbon tetrachloride, the boiling point c
When .192 g of phosphorus reacts with oxygen, .440 g of a white oxide is formed. How many grams of oxygen reacted with the phosphorus?
Ammonia is both a donor and an acceptor of hydrogen in hydrogen-bond formation. Draw a diagram showing the hydrogen bonding of an ammonia molecule with two other ammonia molecules.
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
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