Find the density of the wood and the oil
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.
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The concentration of nitrogen in water at 25°C was determined to be 7.2 × 10-6 M. Calculate the partial pressure of nitrogen at the surface of the water in mmHg.
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.
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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?
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
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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.
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