Given the following unbalanced reaction, answer parts a, b, c, and d. (Not all choices will be used) a) Balance the following reaction. Please place "1" if the coefficient is 1. HBO2 b) How many moles of water are produced from 3.50 moles of B;Hg react with excess O2? 3.50 mol B,Hs 3 mol O2 1 mol B2HS 3.50 mol B,H5 c) How many moles of water are produced from 19.2 g of B,Hg? 19.2 g B2HG 1 mol B2H6 27.67 g B2H6 2 mol H20 1 mol B2H6 1.39 mol H20

General, Organic, and Biological Chemistry
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Chapter6: Chemical Calculations: Formula Masses, Moles, And Chemical Equations
Section: Chapter Questions
Problem 6.61EP: For the chemical reaction Sb2S3+6HCl2SbCl3+3H2S write the conversion factor that would be needed to...
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Given the following unbalanced reaction, answer parts a, b, c, and d. (Not all choices will be used)
a) Balance the following reaction. Please place "1" if the coefficient is 1.
1
B2H6 +
3
2
HBO2 +
2
H20
b) How many moles of water are produced from 3.50 moles of B2H6 react with excess O2?
3.50 mol B2H6
3 mol O2
1 mol B2H6
3.50 mol B2H6
c) How many moles of water are produced from 19.2 g of B2H6?
19.2 g B2H6
1 mol B2H6
27.67 g B2H6
2 mol H2O
1 mol B2H6
1.39 mol H20
d) What mass of O2 will be needed to burn 36.1 g of B2H6?
36.1 g B2H6
1 mol B2H6
27.67 g B2H6
3 mol O2
1 mol B2H6 X
31.998 g O2
1 mol O2
125.2 g O2
:: 1
:: 125.2 g O2
:: 4
:: 7 mol H20
:: 5
:: 6
:: 3.50 mol B2H6
:: 36.1 g B2H6
:: 1 mol B2H6
:: 19.2 g B2H6
:: 2 mol H20
:: 1.39 mol H2O
:: 2
:: 3 mol O2
:: 27.67 g B2H6
:: 1 mol O2
:: 31.998 g О2
:: 3
S
Transcribed Image Text:Given the following unbalanced reaction, answer parts a, b, c, and d. (Not all choices will be used) a) Balance the following reaction. Please place "1" if the coefficient is 1. 1 B2H6 + 3 2 HBO2 + 2 H20 b) How many moles of water are produced from 3.50 moles of B2H6 react with excess O2? 3.50 mol B2H6 3 mol O2 1 mol B2H6 3.50 mol B2H6 c) How many moles of water are produced from 19.2 g of B2H6? 19.2 g B2H6 1 mol B2H6 27.67 g B2H6 2 mol H2O 1 mol B2H6 1.39 mol H20 d) What mass of O2 will be needed to burn 36.1 g of B2H6? 36.1 g B2H6 1 mol B2H6 27.67 g B2H6 3 mol O2 1 mol B2H6 X 31.998 g O2 1 mol O2 125.2 g O2 :: 1 :: 125.2 g O2 :: 4 :: 7 mol H20 :: 5 :: 6 :: 3.50 mol B2H6 :: 36.1 g B2H6 :: 1 mol B2H6 :: 19.2 g B2H6 :: 2 mol H20 :: 1.39 mol H2O :: 2 :: 3 mol O2 :: 27.67 g B2H6 :: 1 mol O2 :: 31.998 g О2 :: 3 S
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