Iron has a mass of 7. 87 g per cubic centimeter of volume, and the mass of an iron atom is 9. 27 × 10-26 kg. If you simplify and treat each atom as a cube, (a) what is the average volume required for each iron atom and (b) what is the distance between the centers of adjacent atoms?.

Simba travel agency arranges trips for climbing mount kilimanjaro. for each trip, they charge an initial fee of \$100$100 in addition to a constant fee for each vertical meter climbed. for instance, the price for climbing to the shira volcanic cone, which is 30003000 meters above the base of the mountain, is \$400$400. let f(d)f(d) denote the fee of a trip ff (measured in dollars) as a function of the vertical distance climbed dd (measured in meters). write the function's formula. f(d)=