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A 4 liter sealed container contains water vapour at 4 atm and 90 C.
1- what is the vapour dew point?
2- what is the percentage of the vapour that will condense if the system called to 50 C?
Problem- Four alkenes are formed from the E1 reaction of 3-bromo-2,3-dimethylpentane and methoxide ion. Draw the four structures.
How many liters of oxygen gas at 153 degrees Celsius and 0.820atm can be produced by the decomposition of 22.4g of solid potassium chlorate(KClO3)? the other decomposition product is solid potassium chloride(kCl)
in a gas mixture the partial pressures are argon 455 neon 80 and nitrogen 175 .what is the total pressure exerted by
Explain the partial pressure of oxygen was observed to be 148torr, explain when the atmosphere pressure was 787 mmHg. Explain what is the mole fraction of oxygen present in the sample of air
A solution is prepared by mixing 75.0 mL of 5.00 M HCl and 40.0 mL of 8.00 M HNO3. Water is then added until the final volume is 1.00 L. Calculate [H+], [OH -], and the pH for this solution.
How many molecules of carbon dioxide are produced when 123 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water.
A 2.51 g ore sample dissolved in acid required 28.62 mL of 0.0821 M KMnO4 to reach the equivalence point. Calculate the mass percent of iron in the ore.
Using the reaction below determine the limiting reagent, theoretical and % yield. 7.50ml of 1 pentene was allowed to react with 15 ml of HBr (9.0M). If 8.00 mL of 2 bromopentane is isolated what is the % Yield of the reaction
Calculate the value of the Faraday constant, F, from the charge on a single electron, 1.6021 x 10 -19 C. F = coulombs/mole of electrons
Calculate standard Delta G for the following reaction at 25 C. You will have to look up the thermodynamic
What is an aliquot of a sample
Calculate the expected pH of a 50 mL solution o 0.150 M acetic acid that is being titrated with a 0.2 M solution of NaOH at any point in the region II of the titration.
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