Practice Heat Of Hydration (2.3) - Cement Chemistry

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9 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the heat of hydration?
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Think about the mixing of cement and water.
Question 2.
Which cement compound releases the most heat?
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Remember the sequence discussed.
3Question 3.
What is the main benefit of the heat of hydration in concrete?
- It helps in setting and hardening concrete.
- It increases permeability.
- It reduces strength.
- It has no effect.
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Think about what happens when you mix concrete.
4Question 4.
True or False: C₂S releases more heat than C₃S.
- True
- False
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Focus on the heat output values discussed.
Question 5.
Calculate the total heat generated by 50 kg of C₃A if its heat of hydration is 207 cal/g.
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Remember to convert kilograms to grams.
Question 6.
Discuss the thermal management techniques to prevent cracking in large concrete structures.
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Think of how to keep the temperature steady.

5 more questions in this section. Enroll free to practise them all.