39-40. Consider the chemical equation below 2 C2H2 +5 02 (MW: C2H2 = 26; 02= 32; CO2 = 44; H20 = 18) 39. Calculate the mass in grams of O2 required to react with 50 g C,H2? b. 153. 85 g 40. How many grams of CO2 produced in buming 50 g of C2H2? b. 175.0 g 4 CO2 +2 H20 %3D a 145.50 g c. 120.53 g d. 180.86 a 169.0 g c. 181.0 g d. 192.03

Chemistry
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Chapter1: Chemical Foundations
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39-40. Consider the chemical equation below
4 CO2 +2 H20
2 C2H2 +5 02
(MW: C2H2 = 26; 02= 32; CO2 = 44; H20 = 18)
39. Calculate the mass in grams of O2 required to react with 50 g C,H2?
b. 153. 85 g
40. How many grams of CO2 produced in buming 50 g of C2H2?
b. 175.0 g
%3D
a. 145.50 g
c. 120.53 g
d. 180.86 g
a 169.0 g
c. 181.0 g
d. 192.03 g
Transcribed Image Text:39-40. Consider the chemical equation below 4 CO2 +2 H20 2 C2H2 +5 02 (MW: C2H2 = 26; 02= 32; CO2 = 44; H20 = 18) 39. Calculate the mass in grams of O2 required to react with 50 g C,H2? b. 153. 85 g 40. How many grams of CO2 produced in buming 50 g of C2H2? b. 175.0 g %3D a. 145.50 g c. 120.53 g d. 180.86 g a 169.0 g c. 181.0 g d. 192.03 g
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