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What alkene product or products are produced by dehydration of the following alcohols? You must draw the structure of the reactant alcohol and the final product in each answer. a.) cyclopentanol b.) 1-methylcyclohexanol c.) 2-methylcyclohexanol
Calculate the molarity of the solution. How many grams of KNO3 are needed to make 450 mL of a solution that is to contain 5.50 mg/mL of potassium ion?
The vapor pressure of water at 40.0 degrees celcius is 55.32 mmHg. Calculate the vapor pressure of a solution of 1.50m K2CO3 at this temperature (assume 100% dissociation)
Consider the titration of 50.0 mL of 0.20 M NH 3 (K b =1.8×10 ?5 ) with 0.20 M HNO 3 . Calculate the pH after addition of 50.0 mL of the titrant.
Write the structure for the organic reagents and products, name the products and indicate stereochemistry when appropriate
How much heat is required to raise the temperature of 5.5 x 10^2 g of aluminum by 10°C?
what is the molar mass of the protein? A solution of 7.50 mg of a small protein in 5.00 ml of aqueous solution has an osmotic pressure of 6.80 torr at 23.1 degrees celcius.
the pH of solution B is 9.2, then solution B has how many fold more or less H+ ions than does solution A?
With respect to the Cooper pair model, explain why increasing temperature reduces the effectiveness of low-temperature superconductors
Write the equations that represent the first and second ionization steps for selenic acid (H2SEO4) in water.
For the cell reaction: Cu(s) + 2Fe3+ ? 2Fe2+ + Cu2+ Ecell° = 0.33 V What is the value of the equilibrium constant at 25°C for the cell reaction
Iron is obtained commercially by the reaction of hematite (Fe2O3) with carbon monoxide. How many grams of iron are produced if 25.0 moles of hematite react with 30.0 moles of carbon monoxide?
We have a solution that is in equilibrium with solid Ag2SO3 (ksp=1.5x10^-14), and buffered at pH=8.00. The sulfite anion (SO3(2-)) is the conjugate base of the bisulfite anion (HSO3-), Calculate the concentrations of all chemical species present i..
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