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What mass of naphthalene must be dissolved in 24000 grams of benzene to give a solution with a freezing point 3.00 celsius below that of pure benzene?
Give the oxidation state of the metal , its d-electron configuration and the correct names (IUPAC system) for each of the following complexes.
Compound A is unchanged when treated with dilute base, but treatment of A with concentrated NaOH and heat gives a new compound B (C10H19N) that decolorizes Br2 in CCl4. Compound B is identical to the product obtained from the reaction sequence bel..
A sample of 28 Mg decays initially at a rate of 53500 disintegrations per minute, but the decay rate falls to 10980 disintegrations per minute after 48.0 hours
how many milliliters of 5M MgCl2 must be added to 25ml of 0.5M MgCl2 to produce 1500mL with a final MgCl2 concentration of 1.75M?
write an assay paper review on the application of suspended particles or particles solid form liquid or gas such as in
A secondary alkyl halide reacts with a weak nucleophile. The reaction will proceed via which of the following mechanisms? A) SN1 B) SN2 C) E1 D) E2 E) SN1 and E1
For 0.51 M HCN (Ka=6.2 x 10-10), mark the majorand minor species found in the solution. H+ HCN CN- H2O OH- Now calculate the pH of 0.51 M HCN solution. (Ka=6.2 x 10^-10)
Stearic acid has a freezing point of 71.20 C and a Kf of 4.890C/m. A 400.0 g quantity of stearic acid to which 50.0 g of an unknown is added has a freezing point of 68.00C. Calculate the molar mass of the unknown.
Consider a mixture of air and gasoline vapor in a cylinder with a piston. The original volume is 60. cubic cm. If the combustion of this mixture releases 1401
Suppose that you have a reaction vessel containing an equilibrium mixture of CO(g), O2(g), and CO2(g). Under the following conditions, will the amount of CO increase, decrease, or remain the same?
At a particular temperature, K = 3.75 for the following reaction. SO2(g) + NO2(g) SO3(g) + NO(g)
what mass of barium is produced when molten BaCl2 is electrolyzed by a current of 3.30 105 A for 7.00 hours?
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