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Which compounds in problem are isomers? a)2-methylpropane b)2,4-dimethylpentane c)2,2-dimethylpentane d)4-ethyl-2-methylhexane e)2,3-dichloro-4-t-butylheptane f)4-ethyl-7-isopropyl-2,4,8-trimethyldecane g)4-isobutyl-3,4-dimethyl-5-sec-butyloctane h)1,2-dimethylcyclohexane i)methylcyclopropane
oximes, phenylhydrazones and semicarbazones all belong to a family of compounds known as imines. what structural feature in these compounds makes this generalization valid
Determine What would be the total volume in the graduated cylinder if density of Ag= 10.5 g/mL.?
About how much phenacetin will remain dissolved when the water calculated (94ml) is cooled to room temperature
Calculate the [NH3] and [H4Cl] in the buffer solution. Calculate the pH of the buffer solution.
1. H2O2(aq) acting as an oxidizing agent in acidic solution. Write the balanced half reaction?
Benzoic acid has a Ka value of 6.3x10^-5. A 35 ml sample of .13 M benzoic acid is titrated with a .15M solution of NaOH.Find the pH.
Determine the ratio of the work delivered by the turbine to the work consumed by the pump. Assume the entire cycle to be reversible and the heat losses from the pump and the turbine to be negligible.
NaOH + CO2 -> Na2CO3 + H2O. If the average human body discharges 745 g of CO2 per day, how much NaOH is needed each day for each person in the spacecraft.
Calculate the final temperature for 225 g of water, which starts at 20 degree Celcius , after 0.75 grams of biodiesel have to be burned to heat the water
The standard molar enthalpy and entropy of the denaturation of a certain protein are 512 kj/mol and 1.60 kj/K mol.comment on the signs and magnitude of these quantities , and calculates the temperature at which the process favors the denatured sta..
A japanese car is advertised as having a gas mileage of 15 km/L. Convert this rating to miles per gallon.
Make an energy level diagram, showing ALL suborbitals, large enough to accomodate the 1st 36 elements
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