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How many moles of oxygen gas are required to react with 9 moles of acetylene (C2H2) in the given equation? 2 C2H2+5 O2(g)→4 CO2+2 H20 O 0.4 moles O 4.5 moles O 9 moles

How many moles of oxygen gas are required to react with 9 moles of acetylene (C2H2) in the given equation? 2 C2H2+5 O2(g)→4 CO2+2 H20 O 0.4 moles O 4.5 moles O 9 moles

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter3: Stoichiometry
Section: Chapter Questions
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Question 32 How many moles of oxygen gas are required to react with 9 moles of acetylene (C2H2) in the given equation? 2 CH2 + 5 O2(g)→4 CO2 + 2 H20 0.4 moles O 4.5 moles 9 moles O'18 moles O 22.5 moles Question 33 The correct formula for a nitrate ion is O NO- O NO,+ O NO3 O NO,2- O NO2- Question 34 Calculate the number of oxygen atoms in 45.0 g of Co2(SO4)3 (molar mass of Co2(SO4)3=405.8 g/mole). O 8.01 x 1023 atoms O 2.67 x 1023 atoms O 12.0 atoms O 6.68 x 1022 atoms O 1.07 x 1024 atoms
Transcribed Image Text:Question 32 How many moles of oxygen gas are required to react with 9 moles of acetylene (C2H2) in the given equation? 2 CH2 + 5 O2(g)→4 CO2 + 2 H20 0.4 moles O 4.5 moles 9 moles O'18 moles O 22.5 moles Question 33 The correct formula for a nitrate ion is O NO- O NO,+ O NO3 O NO,2- O NO2- Question 34 Calculate the number of oxygen atoms in 45.0 g of Co2(SO4)3 (molar mass of Co2(SO4)3=405.8 g/mole). O 8.01 x 1023 atoms O 2.67 x 1023 atoms O 12.0 atoms O 6.68 x 1022 atoms O 1.07 x 1024 atoms
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