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userdata-paziras-Chem51-HW_06

# Usetheequationbelowto determinethemo lerat iosbelow

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Unformatted text preview: in 1.75 mo les o f CO2 Molar mass = # of CO2 mo lecules = = mol CO 2 x d) Number of mo le o f H atoms in 20.0 g of CH4 Molar mass = # of mo l H atoms = g CH 4 x 3 x = Chemistry 51 7. Use the equation below to determine the mo le rat ios below: 2 CH4 + 3 O2 + 2 NH3 ® 2 HCN + 6 H2O A) mol NH 3 = mol H 2 O C) mol H 2 O = mol CH 4 B) mol HCN = mol O 2 D) mol O 2 = mol H 2 O Use the reaction shown below to answer the next 3 questions: 2 C2H6 (g) + 7 O2 (g) ® 4 CO2 (g) + 6 H2O (g) 8. How many mo les of water can be produced when 1.8 mo les o f C2H6 are used? 9. How many mo les of CO2 are produced when 25.0 g of oxygen are consumed? 10. How many grams o f water is produced when 78.0 g of C2H6 are burned? 4 Chemistry 51 11. In the reaction shown below, if...
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