Select all of the statements below about the following chemical reactions that are true. 2 Al(s) + Fe:O3(s) → Al2O:(s) +2Fe(s) AH = -850. kj I) The reaction is exothermic II) When 26.98 g of aluminum react 850 kJ f heat is produced. II) When 926 kJ of heat is evolved 126g of iron is produced. I and II O I and III II and III O I,II and III

Q: Use the given information to determine the enthalpy of the reaction 2 M(s) + 3 Cl,(g) – 2 MCI, (s)

A: Step : 1             Find the enthalpy of the reaction.

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A: Given that 669 J of heat is absorbed. q = +669 JAs heat is absorbed in the reaction from water in…

Q: etermine the amount of heat (in kJ) given off when 1.86 x 10ª g of NOz are produced ccording to the…

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Q: CS2 and 10.0 g Cl2 reacts by the followi CS2(g) + 3Cl2 (g) AH = -230. kJ

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Q: How many grams of iron (III) oxide will be produced if 4300 kJ of heat energy is released?   (Hint:…

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Q: What is the q (heat) for 140.2 g of PCl3 decomposing to form chlorine gas and elemental phosphorus?…

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Q: Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCI(aq) 2 MCI, (aq) + 3…

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Q: The answer to this question is a numerical answer. Please report the numerical answer to 1 decimal…

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Q: A 8.27 g sample of an unknown salt (MM = 116.82 g/mol) is dissolved in 150.00 g water in a coffee…

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Q: How many kilojoules of heat are produced when 6.04 mol of Al react?     2Al(s) + Fe2O3(s) →…

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Q: If 200 kJ of heat are supplied, how many grams of NO can be produced? N2(g) + O2(g)→ 2 NO(g) AH =…

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Q: How much energy is required to decompose 1970 g of PCl3, according to the reaction below?     4…

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