Write formula to calculate percentage atom economy

Define atom economy. Write the formula to calculate % atom economy

What is unit cell ? Write formula to calculate the density of a unit cell.

Write formula to calculate EAN with significance of terms involved in it. Calculate EAN of [Fe(CN)_(6)]^(2-)

Raisins are soaked in water for determining the percentage of water absorbed by raisins. The formula used by a student for calculating the percentage of water absorbed , is: