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Question - Calculate the pH of the buffer 1.0 M acetic acid and 1.0 M sodium acetate after the addition of 0.10 ml of HCl. Ka=1.8x10-5
Depict your all computation in detail so I can recognize the solution methodically
Question- Write out a series of reaction steps (with electron pushing arrows) where octane is converted to different products by oxidation reaction with any combination you want of O3, OH, or atomic O.
a voltaic cell employs the following redox reactionsn2aq mns--gt sns mn2aqcalculate the cell potential at 25 under
A mixture of helium and neon gases is collected over water at 28.0 C and 745 mmHg. if the partial pressure of helium is 368 mmHg, what is the partial pressure of neon?
the solution has a vapor pressure of 262 . pure pentane and hexane have vapor pressures of 425 and 151 respectively at
Given the parent compound, draw the mass spectrum fragment that is observed at m/z 91. Include any hydrogen atoms and the charge.
Calculate the expected change in temperature for 4.5 g of NH4NO3 dissolved in 100.0 mL of H2O. Assume that the calorimeter absorbs no heat.
Propanoic acid has Ka of 1.4x10^-5. If we make a solution 0.100M propanoic acid, what concentration of sodium propanoate should be added to give a buffer with a pH of 5.0?
Do carbon dioxide and water have the same molecular geometry? If not, what attributes cause these molecules with similar formulas, AB2, to have different geometries
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.
A 75 watt incandescent light bulb and an 18 watt compact fluorescent bulb are equally bright. How much warmer will an insulated closed 12 by 11 by 8 foot room get in 1 hour if it is lighted by an incandescent bulb
a sample of a solid of 29.19 grams is placed in a flask. toluene is added to the flask toluene in which the solid is
Determine the change in entropy for the following reaction: SO3(g) + H2O(liquid) = H2SO4(liquid) Given:The following values of Standard Entropy at 25 deg C: SO3 = 256.2 Joules/K mol H2O = 69.9 Joules/K mol H2SO4 = 156.9 Joules/K mol
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