1.the presence of SO4 in the atmosphere causes acid rain. what percentage of sulfur is present in SO4 (molar masa=64.07 g/mole 2. ammonium nitrate NH4NO3 molar mass=80.06g/mole is substance used to produce dinitrogen monoxide (N2O),a dental anesthetic . Determine the mass percent of N in ammonium nitrate
3.ethyl butanoate(C3H7COOC2H5) is a subtance responsible for the aroma of pineapple. what is the mass of ethyl butanoate
3.ethyl butanoate(C3H7COOC2H5) is a subtance responsible for the aroma of pineapple. what is the mass of ethyl butanoate
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