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Post Utme Ebonyi State University Chemistry Past Questions and Answers

Post Utme Ebonyi State University Chemistry Past Questions

Question 21:

Oxyacetylene flame is used for ironwelding because it ____________

A. Makes the iron metal solidify very quickis
B. Combines with oxygen to give a prop sound
C. Evolves a lot of heat when burnt
D. Dissociation to produce carbon (IV) oxide and oxygen

View Answer & Explanation

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Post Utme Ebonyi State University Chemistry Past Questions and Answers

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