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draw structural formulas for propanal and propanone from these formulas do you think that aldehydes and ketones are
observe the d-orbitals on a central metal and use the character table to derive their irreducible representations
is it true that ksp is an equilibrium constant that can be used to express quantitatively the extent to which a
is it true that the effect of a catalyst on a chemical reaction is to react with product effectively removing it and
is it true that an hclnacl mixture will act as a more effective buffer than a mixture of ch3cooh amp
what is the solubility of caf2 in a solution that has an equilibrium concnetration of 001 m edta 4- aq ksp caf2 39 x
when dissolved in your stomach ph1 the concentration of aspirin acetylsalicylic acid ka 30 x 10 -4 is 02 m calculate
you are asked to prepare a buffer with a ph of 404 calculate the volumes of 100m solutions of formic acid hcooh and
a particular first order reaction has a rate constant of 135 times 102 s-1 at 25 degrees c what is the magnitude of k
what explanation can you give as to why a dilute aqueous solution of ptcl42- is pale yellow to colorless but a
explain the fact that koh is much more soluble in liquid ammonia containing a little water than in pure liquid
a sample of oxygen gas has a volume of 150 ml when its pressure is 0947 atm what will the volume of the gas be at a
if 2215 ml of 0100 m sulfuric acid is required to neutralize 100ml of lithium hydroxide solution what is the molar
a hydrochloric acid solution is standardized using 0500g of sodium carbonate na2co3 find the molarity of the acid if
a rolaids tablet contains calcium carbonate which neutralizes stomach acid if a rolaids tablet neutralizes 4215 ml of
a student carefully diluted 500ml of 6 m hci solution in 9500 ml of distilled water calculate the molarity of the
which of the changes listed will shift the equilibrium to the right for the following reversible reaction cog h2og
an unknown hydrate of calcium nitrate cano32 xh2o is heated to give 305 water what is the water of crystallization x
consider the following liquids with similar molar masses predict which has the strongest intermolecular attraction
predict the physical state of ammonia at -95 degrees c mp -77degrees c bp -33 degrees c and normal atmospheric
what is the molarity of aqueous lithium bromide if 250ml of libr reacts with 100ml of 0250m
if 100ml of blood plasma has a mass of 10279g and contains 0870g of protein what is the massmass percent concentration
you are asked to determine the strength of an acid by titration with naoh exactly 500 ml of the acid are titrated with
calculate the heat released when 250 g of water at 0 degrees c crystallizes to ice at the same temp the specific heat
calculate the ionization of nitrous acid hno2 in a solution that is 0222m in nitrous acid and 0278m in potassium