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Can SO2 be maintained a liquid under a pressure of 100atm at 0 C? Can liquid methane be obtained under the same conditions?
Some enzymes are produced as zymogens because a) the reactions they catalyze are undesirable at the site of production
Given that the concentration of the most dilute solution is 2.57*10 \(-6\) M. Determine the concentration of the original HBr stock solution
in ploystyrene beaker , we mixed 30 mL of 0.1 M sodium acetate and 15 mL of 0.1 M hydrocloric acid. we measured the PH it was 4.86
Determine whether each anion or cation is acidic or basic or neutral: a. Br- b. ClO- c. C7H5O2- d. Sr2+ e. Mn 3+ f. C5H5NH+
The temperature of the calorimeter plus contents increased from 21.36 *C to 26.37 *C.
What is the solubility in moles/liter for copper(II) iodate at 25 oC given a Ksp value of 1.4 x 10-7. Write using scientific notation and use 1 or 2 decimal places (even though this is strictly incorrect!).
NaOH are required to neutralize 1.22g of an unknown acid, HA, what is the molecular unit of the unknown acid? Balanced equation: NaOH + HA --> NaA + H20
For your cereal sample, you added the same volume of sodium acetate that you added to your standards and solution unknown.
To find the pKa of X-281, you prepare a 0.087M test solution of X-281. The pH of the solution is determined to be 2.40. What is the pKa of X-281?
What is the purpose of sulfuric acid or phosphoric acid used in the acetylation reaction? Use equations to explain this purpose.
What is the pH when 50.0mL of a 0.53M solution of CH3NH2 is titrated with 17.70mL of a 0.37M soltion of perchloric acid?
What do the density/potential plots demonstrate about bond order?
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