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67.0 mL of a 1.80 M solution is diluted to a voume of 218 mL. A 109 mL portion of that solution is diluted using 121 mL of water. What is the final concentration?
The equivalence point is reached after addition of 25.0 ml Naoh a) calculate the ionication ka for the acid HA
The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an activation energy
A solution is made by dissolving 0.545 mol of nonelectrolyte solute in 817g of benzene. Calculate freezing point and boiling point of solution.
Help me understand specifically why the dissociated phosphate ion would prefer to bond with cations like Al and Zn. I think I know why but help me better understand.
A 2.42-L flask is filled with propane gas (C3H8), at 1.00 atm and -13.0°C. What is the mass of the propane in the flask.
The heat of fusion of water is 335 J/g. How much heat would be required to melt 47.5 g of ice?
What region of IR spectrum (give a range in wave numbers) is most useful for distinguishing between isomers that contain the same functional groups
Differentiate between alkenes and alkynes, cis isomers and trans isomers. Describe how cis- trans isomers are used for night vision.
Explain What is meant by industrial nitrogen fixation. What is produced during this process
Draw and describe the mechanism of reaction (using arrows for electron pushing), is it SN1, SN2, E1 or E2? Does the acetaminophen have to deprotonate to the phenolate before reacting?
Calculate the pH after 0.15 mol of NaOH is added to 1.00 L of 0.60 M HF and 1.01 M KF.
an automobile gasoline tank holds 21 kg of gasoline. When gasoline burs, 81 kg of oxygen is consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water that is produced?
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