Calculate the ratio of heating loss in a given length of
Calculate the ratio of heating loss in a given length of wire (assumed ohmic) carrying current at 530 kV to when it operates at 120 V.
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A- What is the pH of a buffer prepared by adding 0.809mol of the weak acid HA to 0.305mol of NaA in 2.00L of solution? The dissociation constant Ka of HA is 5.66 X 10^-7 B- What is the pH after 0.150mol of HCL is added to the buffer from Part A
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Calculate the ratio of heating loss in a given length of wire (assumed ohmic) carrying current at 530 kV to when it operates at 120 V
What is the pH of a buffer prepared by adding 0.809mol of the weak acid HA to 0.305mol of NaA in 2.00L of solution
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(Neglect volume changes.) [PO43-] = M. (b) Which cation precipitates first? Ag+ Cu2+ (c) What is the concentration of PO43- when the second cation begins to precipitate? [PO43-] = M.
2 mol of He gas initially at STP are sealed in a cylinder with a movable piston. Heat is extracted from the gas until it reaches a temperature of 100 K. What is the thermal efficiency of this engine
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