Question regarding the molecular formula
An insecticide has the weight percents C=55.6%, H=4.38%, Cl=30.8% and O=9.26%. the approximate molar mass is 345 g/mol. what is the molecular formula?
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A compound that has a molecular ion peak in its mass spectrum at mass 94 and shows prominent peaks in its IR spectrum at 3600-3200 and 1600 cm-1. Can we say the compound has a molecular mass of 94?
How many grams of Acetylene are produced by adding water to 5 g CaC2?
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