Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
assume that you have carried out a radical chlorination reaction on r-2- chloropentane and have isolated in low yield
what is the band gap energy in kilojoules per mole if bule diamonds absorb orange light with a wavelength of
world energy supplies are often measured in the unit of quadrillion british thermal units 1012 btu generally called a
the equilibrium constant for the reaction of fluorine gas with bromine gas at 300 k is 547 and the reaction is br2g
consider the fermentation of one molecule of glucose glc to two molecules of lactate lac glc 2 lac which of the
which of the following is true of the binding energy derived from enzyme-substrate interactions a most of the binding
a 1000 ml sample of 0300 m naoh is mixed with a 1000 ml sample of 0300 m hno3 in a coffee cup calorimeter both
a student observed the melting point of 4-methoxychalcone to be 63-70oc which of the following is are plausible
which of the following peptides has a pi close to 55 assume that the pka value of the alpha-amino group is 96 and the
what is the pka for the pyridium cation pyridine h2o lt----gt pyridium cation oh- kb 171 10-9 a pka for the pyridium
a student performs a series of calorimetry experiments she determines the calorimeter constant ccal for her coffee cup
show the bond angles which are at least slightly different that are shown by the h2ccbr2
what was the purpose of using aq naoh in aldol condensation lab a it acts as an electrophile on which an enolate ion
when 0941 mol of gaseous hi is sealed in a 100-l flask at 225degc it decomposes until the equilibrium amount of i2
which of the following correctly shows intrachain hydrogen bonding in an alpha-helix a -nh hn- b -co hc- c -co hn- d
n-acetylglutamic acid is an important regulatory molecule for the urea cycle assuming that n-acetylation of the amino
when a solution containing equal moles of hemoglobin and myoglobin is bubbled with a small amount of o2 a hemoglobin
calculate the ph of an hcl solution if 165 ml of this hcl solution is titrated with a 0454 m naoh and it took 565 ml of
draw the major organic product for 2r3s-2-bromo-3-methylpentane reacting with the given nucleophile indicate
which of the following best describes a competitive inhibitor i a as i increases there is a decrease in vmax and an
for serine pkalpha-cooh 221 and for leucine pkalpha-cooh 236 if a mixture of 10 millimoles each of serine and leucine
which solution has highest ph a 15 mm formic acid ka 177 times 10-4 b 15 mm acetic acid ka 174 times 10-5 c 15 mm mes
at what ph does the tripeptide ala-val-cys have a net charge of -08 a ph 44 b ph 60 c ph 76 d ph 88 e ph
one enzyme under study in a is peptidylglycine alpha-amidating monooxygenase pam the molecular weight of monomeric pam
the first step in industrial nitric acid production is the catalyzed oxidation of ammonia without a catalyst a