A counter with negligible background gives exactly 10000
A counter with negligible background gives exactly 10,000 counts in a 1-s period when a standard source is in place. An identical source is placed beside the first, and the counter now records 19,000 counts in 1 s. What is the counter dead time?
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A rotating wheel requires 6.00 s to rotate 30.0 revolutions, What is the constant angular acceleration (in rad/s) of the wheel
a saturated solution of copper(I) chloride, CuCl, has [Cu^+]=1.1x10^-3 M and [Cl^-]=1.1x10^3 M. what is the value of Ksp for CuCl
A load consists of a resistance R in parallel with a capacitor of reactance X. The load is fed from a single phase supply through a line of impedance 8.4 + j11.2 ohms. The rms voltage at the load terminal is 1200 at 0 degress V rms,
what mass of Fe (OH)3 would be produced by reacting 75.0 mL of a 0.0815M Fe( NO3)3 solution with 125 mL of a 0.150 M NaOH solution
A counter with negligible background gives exactly 10,000 counts in a 1-s period when a standard source is in place. What is the counter dead time
0.150 M HC2H33O2 (Ka=1.8E-5) is titrated with 0.300M NaOH, calculate the pH half way to the equivalence point
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On an essentially frictionless, horizontal ice rink, a skater moving at 6.0m/s encounters a rough patch, Use the work-energy theorem to find the length of this rough patch.
Unknown Q is determined to have a molecular formula of C6H12O. Q is not optically active, and passing it through a chiral column does not separate it into enantiomers.
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