Author Question: Sulfur dioxide gas reacts with oxygen gas and water according to the chemical reaction below. When ... (Read 30 times)

M1ch3a · **on:** Nov 5, 2023

Question 1

Phosphorus pentachloride reacts with water to form hydrochloric acid and phosphoric acid. How many total moles of acid are formed when starting with 4.5 g of PCl₅ and excess H₂O?
PCl₅ + 4H₂O → 5HCl + H₃PO₄

◦ 0.022 moles
◦ 0.12 moles
◦ 0.13 moles
◦ 27 moles
◦ 23 moles

Question 2

Sulfur dioxide gas reacts with oxygen gas and water according to the chemical reaction below. When 4.5 g of SO₂are mixed with excess O₂ and H₂O, how many grams of H₂SO₄ are produced?
2SO₂(g) + O₂(g) + 2H₂O(l) → 2H₂SO₄(l)
◦ 4.5 g
◦ 440 g
◦ 9.0 g
◦ 14 g
◦ 6.9 g

gyvette · **Reply #1 on:** Nov 5, 2023

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