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pk of formic acid is 3.75. What is the ratio of [A-]/[HA] at ph= 2.75, the structure of HA for formic acid, and structure of the conjugate base for formic acid?
Calculate the mass of silver chloride in grams required to make 4.4g of silver plating.
Explain the chemical reactions that have possibly taken place in his body after the exercise. Discuss possible treatments for the freshman and how the treatment works chemically.
How many moles of ammonia will be required to produce 11.5 mol of water?
For an aldol reaction, the key step is the attack on the partially positive carbonyl carbon by a nucleophile. Rank benzaldehydes by their reactivity in an aldol reaction.
Polyethylene Density, (a) Which is the higher density of polyethylene, linear or branched? Select the choice with the best accompanying explanation.
How many grams of CO2 are produced by the complete combustion of 2.00g of C8H18?
What type of error is this associated with the concentration of Cu2+ and why is it so? what is the concentration (in mole/L or M) of Cu2+ and NO3- in the final solution
Determine the molarity of the solution If 3.00 grams of Ammonium sulfate is dissolved in enough H2O to form 300. mL of solution,?
At 760 K, 15% of a sample of cyclopropane changes to propene in 6.8 min. What is the half-life of cyclopropane at 760 K?
What mass of oxygen can be prepared by the decomposition of 25.4g of potassium chlorate by the reaction?
A 70.6 L constant-volume cylinder containing 7.44 g Hg is heated until the pressure reaches 3.80 atm. What is the final temperature in degrees Celsius?
How much PPP do you need to make 500ml of the solution if you only have 25g and you know that the MW of PPP is 478 g/mole.
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