Find the edge dimension of each cube

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Q. A rowboat crosses a river with a velocity of 3.45 mi/h at an angle 62.5° north of west relative to the water. The river is 0.705 mi wide and carries an eastward current of 1.25 mi/h. How far upstream is the boat when it reaches the opposite shore?

Q. The mass of a copper atom is 4.36 10-25 kg, and the density of copper is 8 920 kg/m3 .

(a) Determine the number of atoms in 1 cm3 of copper.

(b) Visualize the one cubic centimeter as formed by stacking up identical cubes, with one copper atom at the center of each. Determine the volume of each cube.

Reference no: EM1362588

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