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What is the relationship between pressure and temperature at constant volume in a pressure chamber?
Iron combines with chlorine in a mass ratio of 1:1.27. How much iron remains after a reaction of10 g of iron and 10 g of chlorine
A fuel gas containing 86 % methane, 8 % ethane, and 6 % propane by volume flows to a furnace at a rate of 1450 m3 /h at 15 degrees C and 150 kPa (gauge), where it is burned with 8 % excess air. Calculate the required flow rate of air in SCMH (stan..
With wet beriberi, peripheral vessels dilate and cardiac muscle looses its contractility. also, alpha-ketoglutarate is found in high concentrations. this is thought to be caused by
What is the density (in grams per liter) of a gas mixture that contains 25.0% F2 and 75.0% He by volume at 768 mm Hg and 25.0 degrees C
The pH of the HF solution before titrant is added is 1.88 and 43.948 mL of titrant are required to reach the equivalence point.
What effect will increasing the temperature have on the system? Fe3O4(s) + CO(g) ?? 3 FeO(s) + CO2(g) DH°= +35.9 kJ A) No effect will be observed. B) The reaction will shift to the right in the direction of products.
Calculate the standard enthalpy of formation of solid diboron trioxide (B2O3) using the following thermochemical information
the difference between E and Z formations for organic molecules and how to establish priority according to the Cahn-Ingold-Prelog rules.
A pressure gauge on a welder's tank gives a reading of 22.4 psig.The barometer reading is 26.6 in. Hg. Calculate the absolute pressure in the tank in:
What is the formula that relates the temperature change obsereved in a substance with the energy released or abosrbed? when you measure a temperature rise during a chemical reaction, is the reaction endothermic or exothermic?
Name one analytical technique you can use to determine if your product is the E,E isomer and not the E,Z or Z,Z isomer.
Compare the numbers you have just calculated with the vapour pressures of water at these temperatures. Can you suggest a reason why the two sets of numbers are so different?
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