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A container holds 355mL of a mixture of nitrogen as well as carbon dioxide gases. Compute the partial pressures of each gas if the container is at 27.3 degrees C
You have prepared a saturated solution of X at 20C using 27.0 g of water. How much solute can be dissolved if the temperature is increased to 30 C?
The following pairs of solvents/solutions are not miscible. Which of the pair would sink to the bottom of the container?
Why is it possible to separate the product (6-ethoxycarbonyl-3,5-diphenyl-2-cyclohexenone) from sodium hydroxide using acetone?
If a student added twofold of acetone the acetone will react with itself and the product would be isolated as diacetone alcohol or mesityl oxide. Write a complete reaction to support your result.
A 0.1276g sample of a monoprotic acid (molar mass=1.1*10^2) was dissolved in 25mL of water and titrated with .0633M NaOH. After 10mL of base had been added, the pH was determined to be 5.17. What is the K_a for the acid
what mixing proportion is required for lime stone with 91% CaCO3, and clay with 31% CaCO3 to get a raw mix with a CaCO3 content of 76%.
When an aqueous solution containing gold (iii) salt is electrolyzed, metalic gold is deposisted at the cathode and oxygen gas is generated at the anode.
What is the molarity of the Na 2 S 2 O 3 solution if a 0.150 g sample of KIO 3 required 10.7 mL of Na 2 S 2 O 3 solution for its standardization?
Microwave ovens emit microwave energy with a wavelength of 12.0 cm. What is the energy of exactly one photon of this microwave radiation
Given 7.80 of butanoic acid and excess ethanol, how many grams of ethyl butyrate would be synthesized, assuming a complete 100 yield
A student standardized her I2 solution by preparing a solution of 0.0450 g of ascorbic acid (vitamin C) in a 100 mL volumetric flask. She titrated several 10.00 mL samples of the Vitamin C solution
If you have 330 ml of water at 25 degrees and add 110 ml of water at 95 degrees, What is the final temperature of the mixture.
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