 Elinasuper18 
                                                04.12.2020 06:55
                                                
                                                Elinasuper18 
                                                04.12.2020 06:55
                                             dukamaksim6 
                                                04.12.2020 06:55
                                                
                                                dukamaksim6 
                                                04.12.2020 06:55
                                             niminol 
                                                04.12.2020 06:55
                                                
                                                niminol 
                                                04.12.2020 06:55
                                             masharogka 
                                                04.12.2020 06:55
                                                
                                                masharogka 
                                                04.12.2020 06:55
                                             begem0tcs 
                                                04.12.2020 06:56
                                                
                                                begem0tcs 
                                                04.12.2020 06:56
                                             annamironenkosp0dly3 
                                                25.11.2020 15:21
                                                
                                                annamironenkosp0dly3 
                                                25.11.2020 15:21
                                             Valeria20091 
                                                25.11.2020 15:20
                                                
                                                Valeria20091 
                                                25.11.2020 15:20
                                            
2CH3-CH2-OH = CH2=CH-CH=CH2 + 2H2O + H2
Объяснение: