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determine two solutions the first being 500 ml of 100 m cuso4 and the second 500 ml of 200 m koh while the two
two moles of h2 gas as well as one mole of o2 gas are mixed at 250c although the k for this reaction under these
you can make an ester from a carboxylic acid as well as an alcohol or hydrolyze an ester to the corresponding alcohol
define the compound 4-amineo benzoic acid c7h7no2 is oxidized by oxygen to carbon dioxide nitrogen dioxide also water
explain what is the membrane potential in milivolts due to na ions if the extracellular na ions is 154 mm as well as
compute the molar solubility of hg2cl2 a solution that contains 00100m kn03 and is saturated with
explain how much heat has to be added to 40 g of iron at 250 celsius to raise the temperature of the iron to 2500
car has a 1400 gallon tank that holds 37x104g of octane if i can drive 4000 miles on one tank of gas assume 100 octane
explain an acidic solution of permanganate ion reacts with oxalate ion to form carbon dioxide also mn state the
methylhydrazine ch6n2 is commonly utilized as a liquid rocket fuel the heat of combustion of methylhydrazine is -130e3
if a 337 - g peanut is burned in a bomb calorimeter containing 1629 g of water the temperature of the water raised from
among the isomeric alkenes of molecular formula c5h12 provide the structural formula condensed or bold-line for the one
potassium hydroxide is sometimes utilized as a drying agent explain why would that be inappropriate for drying an alkyl
state a balanced reaction that describes how sodium bromide as well as sulfuric acid will produce hydrobromic
explain which of the following conditions would favor the carboxylate ion instead of the carboxylic acid explain your
the purity of a sample containing zinc as well as weighing 0198 g is determined by measuring the amount of hydrogen
explain which element is the central atom define how many bonds does the central atom form is it polar or non-polar
define a sample of fe-59 initially registers 125 counts per second on a radiation counter after 10 days the sample
which element is the central atom explain how many bonds does the central atom form is it polar or non-polar define
if cl2 gas was separated utilizing a time-of-flight mass analyzer explain which isotopes would reach the detector
helum gas at a pressure of 82 atm expands in volume from 396l to 883 l the temperature is held at 303 k compute the
explain how much work is performed by 1 mole of water freezing to 1 mole of ice at 0 c at standard pressure density of
explain an iron skillet with a mass of 096 kg and a copper skillet of the same mass are both at a temperature of 1650
exactly 372ml of hydrogen is collected over water at 29c and 7450 torr the vapor of water at 29c is 300 torr explain