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![Page 1: CHEMISTRY 11 Ch 9 Reactions NAME Mr. Bellman Practice ... · H2S04+ NaOH Na2S04+ H20 C2H50H +02 C02 + H20 Cr+ SnC14 CrC13 + Sn + K2Cr04 PbCr04 + KN03 MgC12 Mg + C12 1--12S COS + HN03](https://reader030.vdocuments.pub/reader030/viewer/2022040110/5ec0b21278260049584187e5/html5/thumbnails/1.jpg)
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CHEMISTRY 11 Ch 9 Reactions NAME____________________ Mr. Bellman Practice problems wkst 4 ( 11-16 ) Date______________Bk_____
4. Draw an energy diagram having ΔH = + 25 kJ. 5. Draw an energy diagram having ΔH = -50 kJ. 6. ΔH = -50 kJ for the reaction: F G. Re-write this equation to show the 50 kJ of energy in the reaction equation. 7. If a reaction absorbs 30 kJ of heat, what is the ΔH for the reaction? 8. If P Q + 25 kJ, what is the ΔH for the reaction? Which have more energy, the reactants or products? Answers on the back
![Page 2: CHEMISTRY 11 Ch 9 Reactions NAME Mr. Bellman Practice ... · H2S04+ NaOH Na2S04+ H20 C2H50H +02 C02 + H20 Cr+ SnC14 CrC13 + Sn + K2Cr04 PbCr04 + KN03 MgC12 Mg + C12 1--12S COS + HN03](https://reader030.vdocuments.pub/reader030/viewer/2022040110/5ec0b21278260049584187e5/html5/thumbnails/2.jpg)
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