Q1 HW#3 Chap2.1 Atoms, Ions and Molecules & Chap2.2 Properties of Water - (copy) - (copy)

This homework is time-bound (50 minutes). Make sure to finish before time runs out. Do not close at any time or it'll be treated as abandoned hence will merit 0 in your score. Read the ebook while doing the work. You have three trials.