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Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Question
How much heat is evolved when 30g of magnesium is burned ix excess oxyge gas given the reaction below:
2Mg + O2 --> 2MgO delta H= -600 kj
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- Use your table of Heats of Formation to calculate the heat of reaction for the following reaction: C2H4(g) + 3O2(g) ⟶ 2CO2(g) + 2H2O(g)arrow_forwardPlease answer this questionarrow_forwardActivity.do?locator=Dassignment-take [References] The overall reaction in a commercial heat pack can be represented as 4 Fe(s) + 302(g) → 2 Fe,0, (s) AH =-1652 kJ a. How much heat is released when 4.00 moles of iron are reacted with excess O2? Heat = kJ b. How much heat is released when 1.00 mole of Fe2 O3 is produced? Heat = kJ c. How much heat is released when 1.30 g iron is reacted with excess O2? Heat = kJ d. How much heat is released when 10.8 g Fe and 1.90 g O2 are reacted? Heat = kJ Submit Answer Try Another Version 5 item attempts remainingarrow_forward
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