 СлаваКпсс11 
                                                10.07.2021 18:20
                                                
                                                СлаваКпсс11 
                                                10.07.2021 18:20
                                             Maria3111 
                                                10.07.2021 18:20
                                                
                                                Maria3111 
                                                10.07.2021 18:20
                                             Lloid1612 
                                                23.12.2021 04:17
                                                
                                                Lloid1612 
                                                23.12.2021 04:17
                                             katerina17054 
                                                23.12.2021 04:14
                                                
                                                katerina17054 
                                                23.12.2021 04:14
                                             12345678Natalya 
                                                23.12.2021 04:12
                                                
                                                12345678Natalya 
                                                23.12.2021 04:12
                                             Sa4eR 
                                                23.12.2021 04:04
                                                
                                                Sa4eR 
                                                23.12.2021 04:04
                                             gamerXpro 
                                                23.12.2021 04:04
                                                
                                                gamerXpro 
                                                23.12.2021 04:04
                                             em130STM 
                                                23.12.2021 04:02
                                                
                                                em130STM 
                                                23.12.2021 04:02
                                             halex3456 
                                                23.12.2021 04:00
                                                
                                                halex3456 
                                                23.12.2021 04:00
                                            
W(K) = Ar(K) *n / Mr(K2SO3) *100% = 39 * 2 / 158 *100% = 49%
W(S) = Ar(S) *n / Mr(K2SO3) *100% = 32 *1 / 158 *100% = 20%
W(O) = Ar(O) * n / Mr(K2SO3) *100% = 16*3 / 158 *100% = 31%