How much more kcl must be added to obtain a saturated soln
A Saturated solution of potassium chloride is prepared in 100.0g of water at 20C. If the solution is heated to 50C, how much more KCl must be added to obtain a saturated solution?
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Oxygen makes up 46.7 % by mass of the Earth's crust. How many grams of oxygen are present if a sample of the Earth's crust has a mass of 335 g .
The amount of alcohol you have. 3,3-diethyl-2-pentanol will be dehydrated to form alkenes. Give balanced equation and calculate the theoretical yield if you have 5.00mL of alcohol available.
Choose the answer that has the following compounds correctly arranged with respect to acid catalyzed hydrolysis. Propose a mechanism for the following reaction.
Draw the skeletal structure of the organic species containing the carbonyl functionality needed to form 2-phenyl-1-ethanol upon metal-catalyzed hydrogenation.
The balanced equation for this reaction is C3H8 + 5O2 --> 4H2O + 3CO2. What volume of carbon dioxide is produced when 2.8 L of oxygen are consumed?
Hydrogen bromide can be produced by a reaction among bromine, sulfer dioxide, and water as follows.S02 + Br2 +H2O (arrow) 2HBr + H2SO4 If 250 grams of SO2 and 650 grams of Br2 react in the presence of excess water, what mass of HBr will be forme
3.60 bar of NO2 (g) is initially placed in a 1.00 L container. At equilibrium, the total pressure is found to be 4.4 bar. What is the value of Kp under these conditions?
When a 24.8-g sample of ethyl alcohol (molar mass = 46.07 g/mol) is burned, how much energy is released as heat?
Iron has a density of 7.874. g/cm3. What is the mass of a rectangular block of iron with dimensions of 3.000 cm by 4.000 cm by 5.000 cm?
Consider a sample that is a mixture composed of biphenyl, benzoic acid, benzyl alcohol. Predict the relative Rf values for the three components in the .
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