Iron+COPPER SULPHATE=iron sulphate+?

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg