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Explain what is the concentration if HCl in the final solution when 100mL of a 5 M HCl solution in diluted with water to a total volume of .25L?
When 75.0 mL of a 0.100 M lead (II) nitrate solution is mixed with 100.0 ml of a 0.190 M potassium Iodide solution, a yellow-orange precipitate of lead (II) iodide is formed.
1. a protein binds a single trna molecule in the reactionprotein trna ----gt protein-trnanbspnbsp lt----a biochemist
A 100L container has a 100g of ammonia gas and 50.0g of nitrogen gas at 500 degrees celcuis. Calculate the total pressure inside the container
A 12.00 g sample of manganese is heated and allowed to react completely with the oxygen in the air to form an oxide having a mass of 18.99 g. What are the moles for each component? Also, what is the whole number ratio of manganese to oxygen.
Once the reaction is complete, the student collects 1.23g of aspirin. Determine the theoretical yield and percent yield of aspirin.
0.1 Mol L-1 of HC2H3O2 and 0.05 mol L-1 of Hno2 are added to the same container of water at 298 K. compute the final pH of this solution.
If 25.00 mL of 0.20 M HCl is titrated with 0.20 M NaOH, what is the pH of the solution after the addition of 20.00 mL of NaOH?
What is the voltage of a voltaic cell composed of Li(s) l Li+ (aq) ll Cu+2 (aq) l Cu(s) at 298 K under standard state conditions. What is ?G° for this reaction
In one experiment, when 112 grams of calcium oxide was mixed with 224 grams of ammonium chloride, 16.3 grams of ammonia was produced. What is the percent yield of ammonia in the experiment
For each of the reactions shown, calculate the mass (in grams) of the product formed when 2.9 of the underlined reactant completely reacts. Assume that there is more than enough of the other reactant.
Let x1 and x2 represent the mole fractions of 1-propanol and 2-propanol in a liquid mixture, respectively and y1 and y2 represent the mole fractions of each in the vapor phase. For a solution of these liquids with x1=.680, calculate the composition..
Contrast the equations for computing the freeing point depression and boiling point elevation. Demonstrate the difference by calculating the Delta T for the freeing point and boiling point of 2.0m NaCl
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