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For which of the following species is resonance an important property: HONO, HONO2, N3-, NO2-, NO2
The concentration of carbon in a carbon-metal alloy is found to be 4.73x10^1 kg/m3. It is also known that the concentration of carbon in wt% in the alloy is 1.318x10^0 .
Determine the concentration of each of the individual ions in a 0.600 M NiCl3 solution
Calculaw the concentration of hydroxide ions in stomach acid at body temperature. ([H3O^+]=0.10M)
The refractive indices at 20o C of isobutyl bromideand isobutyl choloride are 1.4368 and 1.3785 respectively.Determine the molar composition (in percent) of the mixture byassuming a linear relationship
Consider the titration of 41.2ml of 0.270M HF with 0.180M NaOH. Calculate the ph at each of the following points. how many milliliters of base are required to reach the equivalence point?
Sam was standardizing her 4mL iron solution (50 ppm concentration) , but did not exactly add 4.0 mL. Instead he added 4.50mL.
It's volume is 224mL at a temperature of 60 degrees Celsius and a pressure of 880 torr. Find the molar mass
A solution of ethanol (C2H5OH) in water is prepared by dissolving 57.0 mL of ethanol (density = 0.79 g/cm3) in enough water to make 255.0 mL of solution.
draw the structures for all the products obtained from the Diels - alders reaction of 2 methyl 1,3 butadiene and propene
If 1.0*10^15 atoms of Radium produce an average of 1.373*10^4 atoms of Radium per second, how many liters of Radium, measured at STP, are produced per day by 3.5g of Radium?
A certain quantity of a gas occupies 61.3 mL at 68C. If the pressure remains constant, what would the volume of the gas be at 17C?
Why is it important that your distillation apparatus to have a vent to atmospheric pressure and why do you put a boiling chip
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