Neco Model Questions Vol1 2024 Chemistry Question 5

Practice essay / theory question 5 from the 2024 Neco Model Questions Vol1 Chemistry examination. This question covers stoichiometry, molecular_formula, combustion_reactions, ideal_gas_law .

Neco Model Questions Vol1 2024 Chemistry Essay / Theory
Topics: stoichiometry molecular_formula combustion_reactions ideal_gas_law
Question 5 NECO_MODEL_QUESTIONS_VOL1 • 2024 • CHEMISTRY • essay
Neco Model Questions Vol1 2024 Chemistry Question 5 diagram

The diagram shows the structural formula of a carbohydrate molecule commonly found in fruits.

Question Parts

( a )
Write the molecular formula of the compound shown.
( b )
When 180 g of this compound is completely combusted according to the equation: C6H12O6 + 6 O2 → 6 CO2 + 6 H2O, calculate:
( ) The mass of O₂ required.
( ) The mass of CO₂ produced.
( c )
A sample containing 2.00 g of the compound is mixed with excess O₂ and the combustion is carried out. The volume of CO₂ collected at 25 °C and 1.00 atm is 0.92 L. Determine the percent yield of CO₂ based on the theoretical yield.

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About This Question

This is Neco Model Questions Vol1 2024 Chemistry Question 5. It is one of the essay questions from the 2024 Neco Model Questions Vol1 Chemistry examination.

The question covers stoichiometry, molecular_formula, combustion_reactions, ideal_gas_law .

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