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The % mass composition of 0.1458g sample of a compound was measured by burning the compound in an excess of oxygen. Analysis of the products revealed that 0.1356 g of water were produced. How many moles of H are present in the sample?
Determine what would be the total ?nal pressure of the system in atmospheres If we completely hydrolyzed 0.18 kg of H2O in a 8.2 L container at 300 K?
The solubility of a gas in H2O at a temperature of 25 °C and a pressure of 1.2 atm is 0.042 M. What will the solubility of the same gas be in H2O at the same temperature at 3.4 atm.
What is the pH of the solution when 50 grams of Ca(OH)2 was added to 1 liter of water? Ksp of Ca(OH)2 = 6.5 x 10^-6
Design a tube and shell heat exchanger for the fluids and duty given for you and complete Project Management tasks
Determine the final concentration if a 144-mL portion of that solution is diluted using water of 143 mL ?
If the pressure exerted by ozone, O3, 3.0x10-3 atm and the temperature is 247 K , how many ozone molecules are in a liter.
Using a liquid sample of Na that has a molar heat of fusion of 2.06 kj/mol calculate the number of moles in a liquid sample of Na if sample releases 41.4 kj when it freezes?
Determine the values of q, w, and ΔE0rxn for this given chemical reaction at constant temperature and pressure?
determine volume it would have if it reaches an altitude where the temperature = -33 0C , pressure = 0.65 atm?
M. tuberculosis, the organism that causes tuberculosis, can be completely destoryed by irradiation with UV light with a wavelength of 254 nm. What is the frequency?
Determine mass of water is contained in 2.8 Litres of the vapor in this solution at 55 degree celcius temperature express your answer in grams
compute the partition coefficient for the compound between C 6 H 14 and H 2 O (Kphexane/water).
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