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Given that 19.0 moles of carbon monoxide gas are present in a container of volume 33.6 L, what is the pressure of the gas (in atm) if the temperature is 17 °C?
what is the corresponding pressure difference between points A and B, in mmHg. At which point (A or B) is the pressure higher, and why? The temperature is 60 °F throughout
When 33.5 mL of 0.580 M H2SO4 is added to 33.5 mL of 1.16 M KOH in a coffee-cup calorimeter at 23.50°C, the temperature rises to 30.17°C. Calculate ?H of this reaction.
If 15 mL of a 1 M HCl solution is mixed with 25 mL of a .250 M NaOH solution in a process that produces 273 mg of NaCl, what is the percent yield
The molecular formula for lactic acid is C3H6O3, and its structural formula is CH3CH(OH)COOH. Is this molecule a carbohydrate? Explain.
write separate oxidation and reduction half reactions for the procedure used in the test for nitrate ions.3 no3-aq 8
Which of the following peptides has a pI close to 5.5? Assume that the pKa value of the alpha-amino group is 9.6 and the pKa for the alpha-carboxylate group is 2.3. A. Ser-His-Arg-Asn
divers often inflate heavy duty balloons attached to salvage items on the sea floor. if a balloon is filled to a volume
How much ice (in grams) would have to melt to lower the temperature of 351 mL of water from 26 C to 6 C. (Assume the density of water is 1.0 g/mL.)
Calculate the amount of heat required to heat a 3.5 kg gold bar from 21 degrees celsius to 67 degrees celcius.
What minimum mass of succimer in milligrams is needed to bind all of the lead in a patient's bloodstream? Assume that patient blood lead levels are 0.560 mg/L , that total blood volume is 5.5 L , and that 1 mol of succimer binds 1 mol of lead.
equilibrium constant-the concentration of solute in the organic phase is in the numerator of the KD expression and the concentration of solute in the aqueous phase is in the denominator.
Draw a structural formula of an alkene or alkene(s) that undergo acid-catalyzed hydration and without rearrangement give 1-methylcyclohexanol as the MAJOR PRODUCT?
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