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Problem- how many grams of NaCh3COO and HCH3COO need to be added to 0.0500L of H2O to create a buffer that is 100mM Acetic acid buffer? pH=5.0
Express your knowledge to solve the above question
Show how you would synthesize the following compound. as starting materials youmay use any alcohols containing four or fewer carbon atoms, cyclohexanol and any solvents and inorganic reagents. the compound is bromobutylcyclopentane
a swimming pool measures 25 meters wide by 145 meters long by 1 meters deep. how many gallons of water are required to
Although the viscosity varies over a factor of more than two in the series from hexane to nonane, the surface tension at at 25 degrees Celsius increases by only about 20% in the same series. How do you account for this
Consider the following apparatus. calculate the partial pressure of helium and neon aftar the stopcock is open. The temperature remains constant at 16 c
Potassium iodate, KIO3, and bleach's hypochlorite ion, ClO negative, are oxidizing agents. What do they oxidize in this experiment
Calculate the equilibrium constant for the chemical system described by the following chemical equation: 4 Al (s) + 6 Ni2+ (aq) 4 Al3+(aq) + 6 Ni(s) The 2+ and 3+ indicate charge. How do you calculate the Keq
why does a salt containing a cation from a weak base and an anion from a strong acid form an acidic solution
Predict the products of each of these reactions and write balanced molecular equations for each. If no reaction occurs
Depict the initiation step one propagation step and the disproportionation termination step for the chain growth polymerization of vinylidene difluoride (1,1 -difluoroethene)
a sample of a certain gas has a volume of 415 ml at 725 mm hg and 0oc. what would be the volume of this same sample of
Presume that we have a mixture of N2 (g) and O2 (g) of unknown composition whose total pressure is 385torr. If all the oxygen as is removed from the mixture by reaction with phosphorus, which doesn't react directly with nitrogen then the new press..
If it is known that 41.6 grams of PURE ELEMENT THAT IS NOT DIATOMIC represents 1.30 moles of this element, what is the atomic mass of the element?
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