How many mole of n2 are in the bubble
1450 mmHg and 286k, a skin diver exhales a 207ml bubble of air that si 77% N2, 17% O2,6% CO2 by volume.How many mole of N2 are in the bubble?
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The cannon recoils and strikes a plate attached to a spring. Find the maximum spring deflection if the plane is smooth and the spring constant is 500 ft/sec.
The weight of the cereal in a box is a random variable with mean 12.15 ounces and standard deviation 0.2 ounce. What percentage of the boxes have contents that weigh under 12 ounces?
A sample of water contaminated with radionuclides showed an activity of 12,436 counts per second at time of sampling and 8966 counts per second exactly 30 days later. What is the half-life of the radionuclide?
The coil is then rotated with an angular speed of 5.00p rad/s. (The plane of the coil is in the yz plane at t = 0.) Determine the emf generated in the coil as a function of time.
Assume that the fishes neither new born or died in the 10 days. For 0 ? k ? 20, find a probability that there are k marked fishes in your selection.
Write the governing equation for the temperature distribution, T(x). what is the name of this equation? solve the equation for the general solution in terms of (qx''/k).
An electron moves in a circular path perpendicular to a constant magnetic field of magnitude 1.00 mT. The angular momentum of the electron about the center of the circle is 4.00 m kg m2/s. Determine (a) the radius of the circular path and (b) the
Many acid-catalyzed reactions begin with the protonation of the reactant. Draw the electron flow arrow(s) in the following reaction mechanism that shows this process.
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The woman has a history of congestive heart failure with decreased kidney function within the last year. The woman appears unusually tired and slightly pale.
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