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At 500 degrees celsius, cyclopropane rearranges to propene. The reaction if first order, and the rate constant is 6.7 x 10^-4/s. If the initial concentration of cyclopropane is 0.050 M,
How many minutes does it take for the concentration of cyclopropane to drop to 0.01 M?
Explain why ionization energy increases when successive eletrons are removed from a given shell
What are the typical values of ΔH in kJ/mol for aqueous solutions?
Use values of ksp and kf for copper (II) hydroxide and its complex to predict if a precipitate should form in a 0.1 M Cu2+ solution that is 3M in OH-
write down all species including states that are present in signicant amounts when the following solids are added to
A chilled carbonated beverage is opened and allowed to warm to room temperature. Will the pH change, and if so, how will it change. loss of CO2 from the beverage (Henry's Law) will result in a decrease in the pH
How many atoms are present in a 75.0cm^3 sample of plumber's solder, a lead-tin alloy containing 67%Pb by mass and having a density of 9.4g/ml
Determine the empirical formula of a compound that is 32.79% Na,12.90% Al with the remainder F.If the molecular mass is approximately 200 amu
How much potassium nitrate has to dissolve in water to absorb 114 kJ of heat?
calculate the molecular mass of the nonionic solutes 8.02 g of solute in 861 g of water lower the freezing point to
Explain what you would do to prove that a solution contained lead(II) ion. You are given a white solid and told that it is either potassium nitrate or silver nitrate. Explain what you would do to determine the identity of the solid
1-bromobutane reacts with formaldehyde. what is the product before the H30+ reacts on the product
Sample of solid naphthalene is introduced into an evacuated flask. Use the data below to calculate the equilibrium vapor pressure of naphthalene (C10H8) in the flask at 25°C.
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