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what is the boiling point of a 408 m solution of naphthalene in benzene the boiling point of benzene is 801degchere is
at a local convenience store you purchase a cup of coffee but at 9840c it is too hot to drink you add 230 g of ice that
part a given 845 g of butanoic acid and excess ethanol how many grams of ethyl butyrate would be synthesized assuming a
a piston has an external pressure of 130 atm how much work has been done if the cylinder goes from a volume of 0150
part a three gases 800 g of methane ch4 180g of ethane c2h6 and an unknown amount of propane c3h8 were added to the
explain why anhydrous sodium sulfate is used in the extraction experiment and write reactions that shows what happens
describe the reactions and specific interactions intermolecular forces that make p-tert-butylphenol soluble in naoh
what mass of trisodium phosphate is required to prepare 2500 ml of a solution which is 030 m in sodium
2kmno4 10ki 8h2so4 ---gt 6k2so4 2mnso4 5i2 8h20 how many moles of i2 are produced by reacting 280 g kmno4 180 g ki
determine the volume of oxygen gas required to completely combust 35 mol of propane in a bbq at standard pressure and
a compund with the formula c15h14o has a strong peak near 1720 cm-1 in the ir the hnmr spectrum shows a 3h singlet at
at a local conveience stor you purchase a cup of coffee but at 98 degree celsius it is too hot to drink you add 230 g
determine the ksp magnesium hydroxide where the solubility of mgoh2 is 14x
in the reaction 2 na cl2 2 nacl if 460 g of sodium react what is the first step necessary in determining how much
the first vibrational level for nah lies at 1154 times 10-20 j and the second vibrational level lies at 3406 times
if 40 g of hydrogen and 100 g of oxygen are mixed according to the equation 2 h2 o2 2 h2o which is the limiting
1 synthesize 2-butanol from an aldehyde and a grignard reagentshow two possible routes to the product2 syntehsize
1932 ml of 500 m naoh solution is required to exactly neutralize a 1000ml sample of vinegar assuming that all acidity
use the following net ionic equation to write a condensed equation assume that the nitrate anion and potassium cation
a buffer solution contains 11 mol of acetic acid and 14 mol of sodium acetate in 100 l what is the ph of the buffer
a basketball is inflated to a pressure of 150 atm in a 200degc garage what is the pressure of the basketball outside
for the reaction shown calculate how many moles of no2 form when 50 mol n2o5 completely reacts 2 n2o5g 4 no2g
one mole of any gas has a volume of 22414 l at stp what are the densities of the following gases in gl at stpa ch4b
part a it takes 470 j to raise the temperature of an 920 g piece of unknown metal from 13 degrees celsius to 249
part acalculate the enthalpy change delta h for the process in which 326 g of water is converted from liquid at 12 c to