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?
A circuit with C1=6*10^-6F, C2+3*10^-6, and potential difference=20V. Capacitor C1 is first charged by closing switch S1, Switch S1 is then opened, and the charged capacitor is connected to the uncharged capacitor by closing Scalculate the final c
Determine the size of the contact patch and the maximum contact stresses for a 40-mm-dia steel cylinder, 25 cm long, rolled against a parallel 50-mm-dia steel cylinder with 10 kN of radial force.
The planet jupiter has a mass 314 times larger than that of the earth (1.90 x 10^27). Its radius is 11.3 times larger than the earth's radius (7.15 x 10^7). Find the acceleration due to gracity on Jupiter
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The no of coils required for each spring? The maximum static stress in each spring in the modified design
Given are the standard reduction potentials for the two half-reactions:Cr3+(aq) + 3e- ®Cr(s) E° = -0.74 V
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