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You add 2.0mL of 2 M HCL to 1L of .1M HEPES buffer, PH 8.0 (pKa 7.6). Does the HEPES dissociate and how much does HEPES unassociate? Can you explain your answer please?
why is it an important concept that atoms generally appear in whole number molar ratios to each other in chemical
The U.S. Environmental Protection Agency set a maximum contaminant level (MCL) for tetrachloroethylene (TCE, C2Cl4) in drinking water of 0.005 ppm (by mass).
determine the thermal efficiency and the required steam flow rate kgs for a reheat-regenerative steam power plant which
Calculate the molar mass (g/mol) of the element to three significant figures.
Suppose that aqueous solutions of barium nitrate and potassium carbonate are mixed. What is the name of the compound or compounds that precipitate
why is benzyne such a reactive moleculewhy is it so unstable? is there any reason other than the fact that triple bonds
octane gas reacts wuth oxygen to form carbon dioxide gas and water as a gas. write balanced equation. how many grams of
What volume (mL) of a concentrated solution of NaOH (6.00 M) must be diluted to 200. mL to make a 0.88 M NaOH solution
The following names are incorrect. Please provide the correct IUPAC name. Molecule 1: tripropylmethane Molecule 2: 2,4-dimethylbutane Molecule 3: tritertbutylmethane
a solution of ammonia and water contains 3.30times1025water molecules and 6.90times1024 ammonia molecules.how many
What is the empirical formula of a hydrocarbon if complete combustion or 5.900 mg of the hydrocarbon produced 19.201 mg of CO2 and 5.895 mg of H2O? Be sure to write C first in the formula.
If 0.500 g of antacid was added to 50.00 mL of 0.100 M HCL and 5.65 mL of 0.100 M NaOH was required to titrate the un-neutralized HCL, calculate the actual neutralizing capacity of the antacid in mmol H+ per gram.
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