Calculate the concentration after two solutions are mixed
You have 75.0 mL of a 2.50 M solution of Na2CrO4(aq). You also have 125 mL of a 1.79 M solution of AgNO3(aq). Calculate the concentration of CrO42- after the two solutions are mixed together.
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An object made of aluminum has a mass of 8.37g. When it was placed in a graduated cylinder containing 20.0mL of water, the water level rose to 23.1mL. Calculate the density and specific gravity of the object.
Series-tuned resonant circuit operates at a resonant frequency of 1 MHz and contains a 0.1 microfarad capacitor and a 300 microhenry inductor with 20 ohms resistance. Calculate the circuit 's quality factor and bandwidth at its resonant freque
You then add a volume of HCl exactly equal to ½ the volume of NaOH actually used in the titration. What effect does this have on the Ka.
Consider an ideal pn junction diode at T=300K operating in the forwared bias region. Calculate the change in diode voltage that will cause a factor of 10 increase in current.I was trying to use the ideal diode current equation, but I
Pure liquid octane (d = 0.709 g/mL) is used as the fuel in a test of a new automobile drive train. How much energy (in kJ) is released by complete combustion of of all the octane in a 16.5 gal fuel tank?
Design a two stage amplifier to meet the following specs: Undistorted output(at least 10Vp-p), Bandwith from 20Hz to 15kHz, AC coupled, stage to stage and to output, Overall voltage gain of 20dB, Use a 20(max)volt single sided power supply, o
What will the volume of the sample become if 459 mL of an ideal gas at 27 degrees of Carbon and 1.05 atm is cooled to 15 degrees of Carbon and 0.997 atm?
The vapor above a mixture of pentane and hexane at room temperature contains 35.5 pentane by mass. What is the mass percent composition of the solution?
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In three sentences summarize the paragraph to answer the question What Role Do Children Play in Their Own Development?
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