Calculate the total molarity of the original buffer
1 L of a buffer composed of acetic acid and sodium acetate has a pH of 4.3. Adding 10mL of 2M sodium hydroxide solution to 100mL of this buffer causes the pH to rise to 4.78. What is the total molarity of the original buffer?
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What is significant about the vertical velocity when the projectile is at it's maximum height? Do we consider air resistance in regards to projectile motion? Is an object in uniform circular motion accelerating?
How many mL of 010 M NaOH should the student add to20 mL 0.10 M HFor if she wished to prepare a buffer with a pH of3.4, the same as in Problem 4?
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Given are the standard reduction potentials for the two half-reactions:Cr3+(aq) + 3e- ®Cr(s) E° = -0.74 V
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