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A series RL circuit has a resistance of 50 Ohms and an inductance of 140 mH and is driven by a 120-V, 60-Hz source.
1. what structural characteristics of polystyrene polyacrylonitrile and polytetrafluoroethylene have an effect on the
describe that means you have to write in detail how to prepare an aqueous 5.0 f solution of acetic acid ch3cooh. you
How many moles of oxygen are needed to react with 5.0 moles of ammonia? In the above reaction, how many moles of water can be produced from 256 grams of oxygen?
A 1.3 g sample of C3H6O is burned completely in excess oxygen to yield CO2 (g) and H2O (l) at 25 C, releasing 41.4 kJ of energy. What is the enthalpy of formation of C3H6O?
what is the cell potential for battery in which the anodecompartment has 2m nabr and 30ml of br2 and the cathode
a Solution is prepared by mixing 79 mL of 5.00M HCl and 24.0 mL of 8.00M HNO3. Water is then added until the final volume is 1.00L. Calculate [H+],[OH] and the pH for this solution.
Determine the mass of aluminum acetate that can be made if you do the reaction with 125 grams of acetic acid and 275 grams of aluminum hydroxide.
how many milligrams of hydrazoic acid ( ka= 1.9x10^-5) must be in a 5.0-L solution that has a pH of 4.90?
Consider the standard cell at 25 degrees Celsius based on the following half reactions. Pb^(2+) + 2e- > Pb Eofcell = -0.13V Zn^(2+) + 2e- > Zn Eofcell = -0.76V To the STANDARD CELL, OH-, is added to the zinc compartment causing precipitation of Zn..
Determine the partial pressure. Calculate the total pressure and volume in liters at STP of Nitrogen, Helium and Neon mixture.
the concentrations are both 0.30 mol L-1. If the temperature stays constant, what is the value of the ratio, Rate(2)/Rate(1)
Determine the acid content of the vinegar as wt % CH3COOH, acetic acid
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