Real World Stoichiometric Reactions

Problems

Problem 3.1: CaCO₃(s) + 176 kJ→CaO(s) + CO₂(g)

How much energy is required to decompose 10.4 moles of CaCO₃(s)?

Problem 3.2: SO₃(g) + H₂O(l)→H₂SO₄(aq) + 129.6 kJ

At STP, if 540 kJ is released, what volume of SO₃(g) was originally added?

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