What is the approximate molar mass of y
The edge of a body-centered-cubic unit cell of an element Y was found to be 3.16 x 10^-8 cm. The density of the metal is 19.35 g*cm^-3. What is the approximate molar mass of Y?
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Air flowing in a duct has dry and wet bulb temperatures of 78 F abd 65 F respectively. Use psychrometric charts to find enthalpy, specific volume, humidity ratio, and relative humidity in english and si units.
The mass of a tennis ball is 57.0 g, and the ball is typically in contact with the tennis racquet for 30.0 ms , with the ball starting from rest. Make a free-body diagram of the tennis ball during the serve. Make a free-body diagram of the tennis
A wheel of radius r and centroidal radius of gyration k is released from rest and rolls without slipping on the illustrated inclined plane.
A block of wood floats in fresh water with 0.596 of its volume V submerged and in oil with 0.855 V submerged. Find the density of (a) the wood and (b) the oil.
At a certain instant, a 25-kg object is sliding eastward at a speed of 8.0 m/s, propelled by an eastward force of 125 N. The coefficient of kinetic friction between the object and the horizontal surface it slides on is 0.60. No other horizontal fo
Determine the magnitude of the radial component of force acting on the particle when t=1s. What is the transverse component of force acting on the particle?
Baking powder consists of a mixture of baking soda and a substance such as cream of tartar. Baking soda is sodium hydrogen carbonate, NaHCO3. In the production of carbon dioxide gas, baking powder acts very differently from baking soda.
Snow is falling vertically at a constant speed of 6.5 m/s. At what angle from the vertical do the snowflakes appear to be falling as viewed by the driver of a car traveling on a straight, level road with a speed of 31 km/h?
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