13when heated in a flame sodium atoms emit light with a
13When heated in a flame, sodium atoms emit light with a frequency of 5.09 × 1014 s-1. What is the wavelength of this radiation in nm? [Data: c = 2.998 x 108 m/s ]
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Acetic acid has a pKa value of 4.75. If we add 10 mM of acetic acid to DI water with an initial pH value of 6.0, what will be the final concentration of charged carboxylic acid groups at equilibrium?
A charged 100- picoFarad capacitor has initial voltage across it of 10 V. A 100 kohm resistor is suddenly connected across the capacitor (at t=0) to discharge it. What is the magnitude of the instantaneous current at 20 usec
Determine the placement of departments for a newly designed facility that will minimize total transportation costs using the data in the following tables.Assume that reverse distances are the same.
A wire 83.0 cm long lying along the x axis carries a current of 360.0 mA in the positive x direction, Find the magnitude of the force on the wire
There are three main organizational entities at different levels of the organization involved in the budgeting process; Upper Management, Project Manager and Functional Manager. Explain the role of each in the budgeting process.
Identify all ethical and social issues we may incur in our packaging and recycling. Make a packaging recommendation for our product. Name of product is "Natural Energy water".
The Henry's law constant for N2 in water at 37 °C is 8.2 × 10-7 M/mm Hg. What is the equilibrium concentration of N2 in water when the partial pressure of N2 is 605 mm Hg
In a Hall-effect experiment, a current of 4.0 A sent lengthwise through a conductor 0.8 cm wide, 3.6 cm long, and 9 ?m thick produces a transverse, Find the number density of charge carriers
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