A Burning Splint Will Burn More Vigorously in Pure Oxygen

question 46

Multiple Choice

A burning splint will burn more vigorously in pure oxygen than in air because ________.

• A)oxygen is a reactant in combustion and concentration of oxygen is higher in pure oxygen than is in air
• B)oxygen is a catalyst for combustion
• C)oxygen is a product of combustion
• D)nitrogen is a product of combustion and the system reaches equilibrium at a lower temperature
• E)nitrogen is a reactant in combustion and its low concentration in pure oxygen catalyzes the combustion

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