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Question- By titration it is found that 80.1 mL of 0.114 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCl solution
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you decide to use gel filtration. this works brilliantly and you determine that your protein is 80kda at the same time.
Determine the rate constant for each of the following first-order reactions. In each case, write the rate law for the rate of loss of A. a) 2 A B + C
Write a balanced chemical reaction (using structural formulas) that describes a NAS reaction between benzyl alcohol and propanoic anhydride.
The helium thus produced was collected for 1 year; at the end of the year, the total volume of helium gas was found to be 0.237mL at 27? C and 152.0 torr. Calculate Avogadro's number from these data.
Calculate the mass percent of a solution that is prepared by adding 61.3g of NaOH to 492g of H2O.
How many pounds of CO2 are produced from the complete combustion of 1.00 gal of gasoline? Assume that gasoline has the formula C8H18 and has a density of 0.703g/mL.
Calculate the weight of benzene codistilled with each gram of water and the percentage composition of the vapor produced during a steam distillation. The boiling point of the mixture is 69.4°C is 227.7 mmHg.
question suppose the current flowing from a battery is used to electroplate an object with silver. calculate the mass
describe how sp3 hybridization occurs in each atom. a) carbon b) nitrogen c) oxygen. If these elements use sp3 hybrid orbitals to form bonds, how many lone pairs of electrons would be found on each?
a 120-pound person uses 3 calories per minute walking at a 20 minmile pace. approximately how many miles would a person
A certain metal oxide has the formula MO where M denotes the metal. A 36.46g sample of the compound is strongly heated in an atmosphere of hydrogen to remove oxygen as water molecules.
A bottle of nail polish remover contains 182 mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788mL.
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