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explain how many joules of thermal energy are required to heat a 6000 gallon swimming pool from a cool 58 degree f to a
salicylic acid c7h6o3 has been suggested as a calometric standard its heat of combustion is -3023x103 kjmol c7h6o3 from
explain what is the percent purity of a sample of impure h2c2o4bull 2h2o oxalic acid dehydrate 12607 gmol if 09157
a you have as well been informed that an insect infestation has just decimated your suppliers rose crop and you are now
draw the skeletal structure for the major organic product formed when 1-butyne reacts with 2 equivalents of
a balloon is filled to a volume of 550 ml at a temperature of 400 degrees celsius the balloon is then heated up at
define the standard enthalpy of formation of al3 aq is -5384kjmol explain how much heat is evolved when 1377g of als
gout is caused by an error in nucleic acid metabolism that leads to a buildup of uric acid in body fluids which is
sodium chloride is added gradually to a solution is 0010 m in cu ag and au the ksp values for the chloride salts are 19
the formation constant of the complex ion fecn64- is4211045 this complex ion is formed by the reaction of fe2with a
use the kinetic theory in this equation if a given mass of gas in a fixed volume exert a higher pressure when the
a 500 sample of a dry mixture of potassium hydroxide potassium carbonate as well as potassium chloride is reacted with
forecast the direction in which each of the subsequent equilibrium will shift if the pressure on the system is raised
in the first 100 seconds of the reaction the concentration of i-dropped from 1000m to 0868m - compute the average rate
a depict skeletal structure of major organic product produced when benzoyl chloride reacts with 2-methylpropanoic acid
explain what is the ph of a buffer solution that is 034 m in na2hpo4 and 046 m in kh2po4 ka1 71e-3 ka2 63e-8 and ka3
there are two bulbs connected in system by valves one bulb is 100l with a gas pressure of 645 mm hg and the other is
a traditional method of providing temporary immunity for a person who is suspected of being infected usually be an
a sample of an unknown gas with a mass of 985g has a volume of 54523 l when the temperature is 1587oc and the pressure
each body function on the left is correctly matched with the corresponding function of the blood on the right except-a
presume a student used 10ml of 2-methylcyclohexanol and 2ml of phosphoric acid in a dehydration reaction after
explain what volume of nitrogen gas is needed to react entirely with 1500 l of hydrogen in the production of
a strip of tinsn is placed in an agno3 solution forecast whether or not a spontaneous oxidation-reduction reaction
a particular voltaic cell operates on the reaction below giving an emf of 0865 v compute the maximum electrical work
for a certain gas that contains merely carbon and hydrogen the mass percentage of hydrogen is known to be 1437 it is