Pressure and velocity of the water after contraction problem
Water pressurized to 3 * 10^5 pa is flowing at 5 m/sec in a horizontal pipe which contracts to 1/3 its former area. What is the pressure and velocity of the water after the contraction?
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What is the pH of a buffer prepared by mixing 53.0 mL of 0.050M sodium bicarbonate and 19.6 mL of 0.10 M NaOH.(Carbonic Acid: pKa1 = 6.35, pKa2 = 10.33)
What is the total amount paid for a $150,000 loan under these conditions? How much interest will be paid over the life of the loan?
A supertaker filled with oil has a total mass of 6 * 10^8 kg. If the dimensions of the ship are those of a rectangular box 300 meters long, 80 meters wide, and 40 meters high, determine how far the bottom of the ship is below sea level. (Pseawater
A hydraulic lift raises a 2000 kg automobile when a 500 Nt force is applied to the smaller piston. If the smaller piston has an area of 10 cm^2, what is the cross-sectional area of the larger piston?
Consider an arithmetic sequence whose 5th term is 62 and whose 11th term is 32. Determine the generating function for this sequence and determine the 21st term.
One hundred mL of 0.00075 M sodium sulfate, Na2SO4, and 50.0mL of 0.15 M barium chloride, BaCl2, solutions are mixed. Write the molecular and net ionicequation for the reaction that occurs in the resultingsolution.
A string is stretched and fixed at both ends, 200cm apart. If the density of the string is .015 g/cm, and its tension os 600 N, what is the wavelength (in cm) of the first harmonic?
Find the x-intercepts, y-intercept, and asymptotes for the graph of each function, and sketch the graph. f(x) = x3 - 3x2 + 4.
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