Description Q1 From the list below select all molecular compounds: (i) ClO2 (ii) Ba2C (iii) CaH2 (iv) IBr (v) PH3 Group of answer choices (iii) and (iv) (iv) All except (v) (iv) and (v) (i), (iv), and (v) Q2 Choose the correct formula for copper(II) phosphate Group of answer choices CoPO4 Co3(PO4)2 CuPO3 CuPO4 CoPO3 Cu3(PO4)2 Q3 How many atoms of hydrogen are in 1 mole of ammonium sulfate (NH4)2SO4? Group of answer choices 2.409 · 1024 8 4 6.022 · 1023 4.818 · 1024