What is the correct amount for the question mark in the formula below?
Question 1
1.
Draggable item
arrow_right_alt
Corresponding Item
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
arrow_right_alt
Question 2
2.
Identify each of the following as an element (E), heterogeneous mixture (HE), compound (C), or homogeneous mixture (HO) by dragging to the correct category.
taco
penny
copper (II) chloride
Question 3
3.
Identify each of the following as a physical change or chemical change by dragging to the correct category.