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Suppose .015 g of dichlorobenzene was combined with 10 ml ofdiethyl ether. This mixture was used to spot a TLC platecoated with silica gel and placed in a chamber of hexene. Thin layer chromotography is performed, what would you see onthe TLC plate under the UV light?
The first step in the citric acid cycle of food metabolism is reaction of oxaloacetate with acetyl CoA to give citrate. Propose a mechanism, using acid or base catalysis as needed.
3 enclosed flasks with different volumes have 50 ml of h20 at the temperature of forty degree celsius volume of flask 1
She drinks a lot of water and has consume milk of magnesia(ph value 10.5) before she feels comfortable again. State the pH values of water and blood and whether its acidic or alkaline.
A 1.994g sample of ethanol, CH3CH2OH is combusted in a bomb calorimeter. The temperature of the calorimeter increases by 10.91. If the heat capacity of the bomb is 615.5j/k and it contains 1.150kg of water, what is the enthalpy chnge per mol of et..
a mole of photons is called an einstein. calculate the radiant energy of an einstein if the photons have a wavelength
assume that the kinetic energy of a 1500 kg car moving at 150 kmh could be converted entirely into heat. what amount of
What would happen to the solid benzoic acid product if it was washed with ice-cold aqueous 1M NaOH instead of ice-cold water?
What volume of 0.2500 M strontium hydroxide is required to completely react with 75.00 mL of 0.07942 M HCI?
propane is burned in excess oxygen, 886 kj of heat is evolved. What is the delta Hrxn of this reaction?
Electrons are ejected from sodium metal by any light that has a wavelength shorter than 544 nm. What is the kinetic energy of an electron (in J) that is ejected from sodium by light with a wavelength of 267 nm?
sally has an in?atable doll ?lled with helium at the circus. jane has an identical doll ?lled with argon at the circus.
at 25 degrees C calcium fluoride has a solubility product constant Ksp= 3.0*10/\(-11). If enough CaF2 is added to saturate the following solutions, determine the equilibrium concentrations
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