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Working with ideal gas lawThe pressure of a sample of gas at a constant temperature of 25 degrees C is increased from 1.0atm to 1.3atm. If the original volume was 3.8 liters, what will the new volume (in liters) be?
A sample of oxygen gas () was found to effuse at a rate equal to three times that of an unknown gas. The molecular weight of the unknown gas is __________ g/mol.
Pyridine(C5H5N) is a weaker base in H2O than 2,6 lutidine (dimethylpyridine), but we observe that the pyridine-BF3 complex is more stable than the comparable lutidine-BF3. Explain the reason for this inversion in stabilities.
In the tin oxide laboratory activity, what was the color of the vapor emitted when the nitric acid was added to the tin.
Determine after how many days will one-sixteenth of a given amount of radon-222 remain and Determine the values of Delta E and Delta H for the system?
Multiple choice questions in Nuclear reactions - make nuclear fission more efficient, which device is used in a nuclear reactor to slow the speed
Find the empirical formulas for compounds with the following compositions: a. 8.74% magnesium, 91.26% iodine b. 36.86% nitrogen, 63.14% oxygen
If a customer replaces a 85 watt bulb with an 20 watt compact fluorescent bulb that lasts 5000 hours, how much less coal (lbs)will be used to generate the electricity that is saved?
how many mols of H 2 can produce
A buffer that has .370 m base and .234 m of its conjugate acid contain ph of 9.09. what is the ph after .002 mol of HCL is added to .250 l of this solution.
Compute the mass of Trisodium phosphate required to remove all Ca^2+ ions from 2.50 Litres of the H 2 O sample?
Potassium nitrate decomposes on heating, producing potassium oxide and gaseous nitrogen and oxygen: 4KNO3(s)→ 2K2O(s) + 2N2(g) + 5O2(g)
If 2.44 moles of Helium gas has a pressure of 2.4 atm at 343 K, what volume must the gas occupy.
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