you recorded the appearance of each element you observed. Think of and explain two examples from this activity in which appearance does not help identify an element.

What is the correct lewis structure for chloroform chcl3

What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.

A2-kg bowling ball is 1 meter off the ground on a post when it falls. just before it reaches the ground,its traveling 4.4 m/s. assuming that there is no air resistant, which statement is true a. the initial potential energy is less then the final kinetic energy b. the mechanical energy is not conserved c. the mechanical energy is conserved d. the initial potential energy is greater than the final kinetic energy