An element has three naturally occurring isotopes calculate
An element has three naturally occurring isotopes, calculate the percent abundance and the atomic mass
1. 341.9705 amu, 58.45% abundance
2. 342.9699 amu, ___% abundance
3. 346.9691 amu, 17.43% abundance
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A single cell has a radius of 15 um, a volume of 14.1 picoliter, and a mass of 15.5 nanograms. what is the density of this cell in g/mL
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The source has an abc-phase sequence. At the wye-connected load, the phase-a voltage Va'n' has phase angle (theta)a'n' = 60 degrees and the phase impedance is (10 + j15) ohms. Further, the line impedance per phase is (1.1+ j1.5) ohms
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