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Calcium carbide (CaC2) reacts with water gas to produce acetylene gas (C2H2) CaC2(s) + 2H2O → C2H2(g)+ Ca(OH)2 (g)
How many persons live between Q and P?
What is S’s profession?
Five persons, G, H, I, J and K, live in a five storey building. The floor which is at the bottom is numbered as 1, the floor above it as 2 and so on. J ...
Who is/are live(s) west of R?
Who among the following likes Montblanc?
Who attends seminar in morning on Tuesday?
Who among the following live immediately above V?
Which of the following combination of fruit and weight is not true?
Which of the following floor is made of Cork?
Which of the following pair live on Floor-4?