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Sulphur in cement is present in what amount?(a) 0.5 – 6 g(b) 1 – 2.5%(c) 0.5 – 6%(d) 1 – 2.5g |
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Answer» Correct choice is (b) 1 – 2.5% To explain: The presence of ingredients is expressed in percentage. Iron oxide is present in 0.5-6% and sulphur 1-2.5%. |
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