Помогите 6 и 7(с дано и решением)
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1)2C2H2+5O2=4CO2+2H2O 2)C3H6+H2=C3H8 3)2CH3COOH+2Na=2CH3COONA+H2 Задача C3H5(OH)3+3C17H33COOH>>>C57H104O6+3H20 3,5/1=x/884 3,5×884=3094 г