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Bromine is a reddish-brown liquid. Calculate its den-sity (in g/mL) if 650 g of the substance occupies 188mL.
Which one of the following is a buffer solution?
Describe the formation of malonyl-CoA, showing structures. Be sure to list the enzyme that catalyzes the reaction.
picometers and a crystal of metal X has a unit-cell that is faced centered cubic. Calculate the density of Metal X(Atomic Weight = 42.3g/mol)
How does boiling point relate to freezing in this scenario. would the same one with the higher bioling point also have a lower freezing point. why
molar mass has the units of gramsmole. molar mass serves as a conversion factor between numbers of moles and mass. if
Which of the alkaline earth metal hydroxides, M(OH)2, would you expect to be most soluble in water? Least soluable?
A tank contains 20 percent liquid water and 80 percent steam by volume at 200 degrees celsius. Steam is withdrawn from the top of the tank until the fluid remaining in the tank is at temperature of 150 degrees. Assuming the tank is adiabatic and t..
If the sample contains a combined total of 1.75 grams per mole and has a total mass of 51.0 grams, what are the percentages of CO2 and Ne in the sample by mole?
HCl + NaOH = NaCl + H2O If 200 mL of a .20 M HCl solution is consumed in the above reaction, how many grams of each product would be produced.
A student added more KSCN solution thatn instructed when making standard solution. assuming no other errors were made in the experiment, would the value of the equilibirum constant determined
Calculate the pH of a buffer solution that contains 0.25 M benzoic acid (C6H5COOH) and 0.15 M sodium benzoate (C6H5COONa). Ka= 6.5 x 10^-5 for benzoic acid. Please show your work for how you got this.
Enough of a monoprotic acid is dissolved in water to produce a 0.0186 M solution. The pH of the resulting solution is 2.30. Calculate the Ka for the acid.
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