“CHEM 120 Week 1 Assignment: Concepts – Atomic structure” has been added to your cart. Continue shopping “CHEM 120 Week 3 Exam 1 – Units 1 and 2” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × CHEM 120 Week 1 Assignment: Concepts - Atomic structure $29.00 CHEM 120 Week 1 Assignment: Concepts - Atomic structure quantity $29.00 × CHEM 120 Week 3 Exam 1 - Units 1 and 2 $25.00 CHEM 120 Week 3 Exam 1 - Units 1 and 2 quantity $25.00 Coupon: Apply coupon Update cart Cart totals Subtotal $54.00 Total $54.00 Proceed to checkout