While preparing oxalate buffer technician by mistake added
While preparing oxalate buffer technician by mistake added 0.1 M of CaC2O4 (pKsp=7.9) to 0.2 M solution of oxalic acid (pKa's 1.25; 4.26). What is the pH of this solution? Is it a buffer?
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use only DC power sources and it should power a string of LEDs by replacing individual lights by a buch a bunch of them. calculate frequency, wave type(square, sine, triangular, etc) and max and min volages seen by the LEDs.
While preparing oxalate buffer technician by mistake added 0.1 M of CaC2O4 (pKsp=7.9) to 0.2 M solution of oxalic acid (pKa's 1.25; 4.26). What is the pH of this solution? Is it a buffer
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The inferred absolute temperature for copper is -243.5C. If the resistance of a copper wire is 10 ohms at 25C, what is its resistance at 200C
A certain transformer has 250 turns in its primary winding. In order to double the voltage, how many turns must be in the secondary winding
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