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Formalin is an aqueous solution of formaldehyde, HCHO, used as a preservative. How many grams of formaldehyde must be used to prepare 2.5 L of 12.3 M solution
Which kind of properties are primarily affected by small amounts of impurities in semiconductor crystals
If an automobile is able to travel 247 mi on 10.8 gal of gasoline, what is the gas mileage in km/L.
Design a reaction scheme to synthesize pentylbenzene from benzene using a Friedel-Crafts acylation and any other reaction
Give the product expected from the reaction of cis-1,2-diacetylcyclohexane with aniline. Suggest a reason for the unsuitability of 2,4-dinitroaniline as a replacement
Another way to reduce an aldehyde is with H2/ a metal surface . would this be an appropriate mehod to use to reduce cinnamaldehyde?
A chocolate caramel pecan piece of candy contains 115 food calories (CaI). If the heat energy contained in the piece of candy were transferred to 53.5 kg of water at 25.0 C, what would be the final temperature of the water? [Specific heat of H2O =..
Stalactites--the long icicle, icicle like formations that hang from the ceilings of caves--are formed from recrystallizing minerals like calcite (calcium carbonate, CaCO3, 100.09 g/mol). The Ksp of calcium carbonate is 4.5 x 10^-9.
Titrate 80ml of NH3 w/35ml of 0.30M HCl. Find pH and select an indicator beside bromocresol green that can be used.
Zinc hydroxide is only very slightly soluble in water. The reaction by which it goes into solution is: Zn(OH)2 Zn2+ + 2 OH- b. its possible to dissolve significant amounts of Zn(OH)2 in solutions in which the concentration of either Zn2+ or OH- ..
Sketch a molecule of Pbr3Cl2 in which the chlorines are in axial position position. Sketch another molecules of Pbr3Cl2 in which the chlorines are equatorials positions.
Calculate the mass in grams of iodine (I2) that will react completely with 29.1 g of aluminum (Al) to form aluminum iodide (AlI3).
There is a mixture that is soluble only in methylene chloride. I wanna run the column in 10% Ethyl acetate/hexanes. Which method of column loading should I use in this case and why?
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