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Question- Why does dichloromethane dissolve polystyrene (styrofoam) faster than toluene when toluene is more non polar than dichloromethane?
Thank you! My final is tomorrow and I am in desperate need!
Question- The equilibrium constant for the reaction of fluorine gas with bromine gas at 300 K is 54.7 and the reaction is:
What alkene (including cis and trans isomers) would be produced by the dehydration of the following alcohols? Where possible, predict the relative amounts of each product according to Zaitsev's rule. a. 3-pentanol b. 2-methyl-2-butanol c. 1-butano..
The enthalpy of combustion for propane is -2044 kJ/mol. How many liters of propane (at STP) must be burned in order to convert 400 grams of ice initially at -9°C to liquid water at 84°C
What's the central atom for CH3Br, how many bonds are formed, is it polar or nonpolar, what's the direction of electronegativity
A 6.0% solution of KNO3 is composed of water (the solvent) and potassium nitrate(the solute). 365g of this solution are placed in a beaker and heated until all of the water has evaporated. How many grams of potassium nitrate remain in the beaker
How can I make up 100ml of a solution containing Compound A (solid, purity of 83.7%) at 90 ug/ml and compound B (liquid, density 1.12 and purity of 90.5) at 30 ug/mL for HPLC reference standard.
Draw the acylation mechanism including all resonance forms of an electrophile aromatic substitution reaction if the carbon identified with an asterisk(*)
what mass of sucrose should be combined with 501 g of water to make a solution with an osmotic pressure of 8.85 atm at 305 K? (assume density of solution is equal to the density of the solvent).
question show that a 2.00 g sample of pbcl2 will dissolve in 25.0 ml of 1.00 m hcl.pbcl2s cl-aq pbcl3-aq kf
Consider treating polyenes, ethylene, butadiene, hexatriene etc., with the one-dimensional particle-in-the-box model. What length polyene that is number of C atoms is required to absorb light in the red region of the spectrum. Explain how does tha..
If the Titanium crystallizes in a BCC structure. It has a density of 4.50 g/cm3. Compute side length of a cell for a titanium atom
Write a balanced chemical equation for this reaction when Ferrophosphorus reacts with pyrite making iron (ll) sulfide and a compound that is
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