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question- an 850 l tire contains 0552 mol of gas at a temperature of 305 k what is the pressure in atm and psi of the
problem- part 1 a solution contains 325 by mass of the weak acid formic acid hcooh calculate the molarity of the formic
question- a 1000 ml sample of 020 m hf is titrated with 010 m koh determine the ph of the solution before the addition
problem- draw all the molecular orbital diagrams for butadiene c4h6 and order them from lowest energy to highest
question- which of the following mixtures are buffers and whyif it is a buffer write an equilibrium equation for the
problem- calculate the ph in the titration of 200ml of 0100 m of acetic acid by sodium hydroxide after the addition to
question- starting with cuaq and displacing each h20 with nh3 and viewing this on the visible spectra ie cuh20nnh36-n2
problem- the concentration of cuso4 is 0001 m write the charge balance equation for this solution remember that it is
question- a 1000l sample has hcl gas at 25 c and 7320mmhg was absorbed completely in an aqueous solution that contained
problem- consider the following reaction in a closed reaction flask if 100 atm of gas a is allowed to react with 100
question- in the nitration of methyl benzoate what removes the hydrogen from the sp3 carbon in cationic reaction
problem- in the nitration of methyl benzoate why is it important to use cold methanol to wash the crude productstate
question- the nitro substituent was introduced in meta position of the methyl benzoate in nitration of methyl benzoate
problem- set up the appropriate equations to solve for the speciation of the following system to a 1 l beaker of water
question- in the nitration of methyl benzoate yields of product were moderate at bestpart 1 which undesired products
problem- explain why shielding is more effective by electrons in a shell or lower principal quantum number than by
question- part 1 determine the speciation of manganese when 2106 m mnno32 added to water at ph 6 and at ph 9 assume
problem- the van der waals equation adjusts for properties of real gases with correction factors a and b between co and
question- calculate the ph of the resulting solution if 160 ml of 0160 m hclaq is added to a 210 ml of 0160 m
problem- a student observed that enzyme solutions without fluoride ions added to it turn red fairly rapidly at room
question- a student prepared a trypsin solution at ph 70 which failed to inhibit the enzyme her teacher suggested her
problem- what is the equation for the hydrogenation of glyceryl trioleate a fat containing glycerol and three oleic
question- a lot of digestive enzymes use the same catalytic mechanism but break the peptide bond at different places
problem- the equilibrium constant k for a neutralization reaction can be symbolized as kn using kw ka and kb values
question- imagine that you are in chemistry lab and need to make 100l of a solution with a ph of 240 you have in front