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Chlorine trifluoride is used in processing nuclear reactor fuel. It has a vapor pressure of 29.1 torr at -47.0°C and its heat of vaporization is 30.61 kJ/mol. At what temperature would its vapor pressure be 107.7 torr?
What volume of water vapor is created by the complete combustion of 38.7 liters of methane gas?
Which of the following elements has the Lewis symbol below, where Sy represents the elemental symbol? Sy :
The half-life for the radioactive decay of [U]-238 is 4.5 billion years and is independent of initial concentration.
When blood is donated, sodium oxalate solution is used to precipitate Ca2+, which triggers clotting. A 108mL sample of blood contains 9.7*10^-5g Ca2+/mL
A 33.0 g sample of a nonelectrolyte was dissolved is 700. g of water. The solution's freezing point was -2.84°C.
At 373 K, Keq = 2.39 for the following reaction: SO2Cl2(g) = SO2(g) + Cl2(g) In an equilibrium mixture of the three gases, the partial pressures of SO2Cl2 and SO2 are 3.31 atm and 1.59 atm, respectively.
What is the rate constant? what would happen if you increase the concentration of NO by a factor of 1.9?
The density of lead is 11.4 g/cm3 at 25°C. Calculate the volume occupied by 25.0 g of lead.
A compound of iodine and cesium contains 63.94g of metal and 61.06g of nonmetal. How many grams of cesium are in 38.77g of the compound? How many grams of iodine?
Given the following reaction: 2 O2 + CH4 CO2 + 2 H2O What mass of CH4 is required to completely react with 100 grams of oxygen.
Unfortunately, a mixup in the laboratory prevented an immediate analysis, and it was not until 17.0 days later that a measurement on the blood was made.
A solution is made by mixing 12.0 g of NaOH and 75.0 mL of .200 M HNO3. Write a balanced equation for the reaction that occurs between the solutes. Calculate the concentration of each ion remaining in solution. Is the resultant soluiton acidic or ..
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