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Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq).
Calculate the change in pH when 6.00 mL of 0.100 M NaOH(aq) is added to the original buffer solution.
How do you redraw methane to show the tetrahedral character of carbon in methane by drawing methane using solid wedges and dashed wedges?
One mole of hydrogen at 25c and 1 bar pressure is compressed adiabatically and reversible into a volume of 5 L. Assuming ideal gas behavior, calculate
If 6.06 L of O2 gas is collected over water at 250C (vapor pressure = 23.8 torr) and a barometric pressure of 702 torr, what is the mass of H2O2 (MM = 34.02 g/mole) decomposed?
Calculate the molar solubility of FeCO3 . How many grams of FeCO3 are present in 15.0 L of a saturated solution.
how many NH4Cl moles and how many NaOH moles would you need? About how many more moles of NaOH could you add before the buffer breaks down?
What is the new molarity of a solution when 650mL of water are added to 500.0mL of a 3.2 molar solution?
What is the pH of the solution that results from adding 30mL of 0.015M KOH to 50mL of 0.015M benzoic acid, Ka = 6.3 x 10^-5
Write the balanced equation for the solvolysis of 2-chloro-2-methylpropane in water. 2. If it took 106 s for the color to change after 2.00 mL of NaOH were added to the flask, calculate the concentration of 2-chloro-2-methylpropane present in solu..
Calculate the mass (grams) of KHP needed to react with 40. mL of 0.10 M NaOH. B. If 0.7528 g of KHP standard were titrated with NaOH and the endpoint was reached at 36.33 mL
An automobile antilock brake system (ABS) operates the brakes at 30 pulses per second. How many times do the brakes pulse in 1.00 ds
Solid iron reacts with chlorine gas to produce iron(III) chloride. If 10.0 grams of iron reacts with excess chlorine gas and 18.5 grams of iron(III) chloride is produced, what is the percent yield of the iron(III) chloride?
what percentage of HSO4- is dissociated in 2M solution? Why does molarity approximate molality at low concentrations?
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