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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 – 2.5gI had been asked this question in a national level competition.Query is from Ingredients of Cement in division Materials for Construction of Basic Civil Engineering |
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Answer» Correct choice is (b) 1 – 2.5% |
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