If 3.65 mol of calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2), a gas used in welding, will be produced? CaC2(s) + 2 H2O(1) -> Ca(OH)2(aq) + C2H2(g)

3.65 mol of CaC2 is used then ___ moles of C2H2 is produced

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