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Question- If .020 mol of NaOH were added to .500L of a sodium acetate-acetic acid buffer that contained .10M NaC2H3O2 and .15 M HC2H3O2 , by how many pH units would the pH of the buffer change?
I don't know how to reach these answers so please show the steps, thank you!
the solubility of kno3 is 155g per 100g of water at 75c and 38.0g at 25c. what mass of kno3 will crystallize out of the
Write an equation that represents the reaction of 2% ethanolic PBP solution with 4-methylcyclohexane, and name the product
The change cannot be determined without more specific information. It will remain constant. It will decrease by a factor of 2. It will decrease by a factor of 4.
What is the molecular formula for the compound containing 30.4% nitrogen and 69.6% oxygen by mass and having a molar mass of 92.0 g?
what is the equilibrium concentration of the hydroxide ion (OH-) in the water? Please show formulas used, your answer with units and calculations as text below or an attached file.
Determine the empirical formula of a compound containing 63.50% silver, 8.25% nitrogen, and the remainder oxygen. Where do you get the remainder oxygen number from
start with three carbons bound together -c-c-c-. what individual atoms or functional groups could you add to the
Question- Another compound B composed only of carbon, hydrogen and oxygen, also shows a molecular ion at m/z=112 amu. Write a plausible molecular formula for compound B, assuming it has three double bonds and no rings.
What is the pressure in a 1.00 Liter container of methane, CH4, that contains 40.0g of the gas at 25.0 degrees Celcius
explain why pure water does not conduct electricity and what happens when a strong electrolyte is dissolved in it
If something goes wrong, all of the cyanide could end up in the air of the lab, calculate the minimum size of the lab to keep the concentration of hydrogen cyanide in the lab below 5% of the lethal dose.
If pH = 6.4, calculate the molar concentration of H^+ (aq) in the solution. If pH = 6.4, calculate the molar concentration of OH^-(aq) in the solution.
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