Укажіть молярну масу речовини х у схемі перетворення: метан --> x --> етаналь.

ответ:https://tex.z-dn.net/?f=1)%20SO_3%2BH_2O%3DH_2SO_4%5C%5C2K%2B2H_2O%3D2KOH%2BH_2%5C%5CK_2O%2BH_2O%3D2KOH%5C%5C2)2K%2B2HCl%3D2KCl%2BH_2%5C%5CFeO%2B2HCl%3DFeCl_2%2BH_2O%5C%5CK_2O%2B2HCl%3D2KCl%2BH_2O

Объяснение:

https://tex.z-dn.net/?f=3)2NaOH%2BSO_3%3DNa_2SO_4%2BH_2O%5C%5CNaOH%2BHNO_3%3DNaNO_3%2BH_2O%5C%5C3NaOH%2BAl(OH)_3%3DNa_3AlO_3%2B3H_2O%5C%5C4)2KOH%2BSO_3%3DK_2SO_4%2BH_2O%5C%5CKOH%2BHNO_3%3DKNO_3%2BH_2O%5C%5C3KOH%2BAl(OH)_3%3DK_3AlO_3%2B3H_2O%5C%5C2Al(OH)_3%2B3SO_3%3DAl_2(SO_4)_3%2B3H_2O%5C%5C2HNO_3%2BFeO%3DFe(NO_3)_2%2BH_2O%5C%5C8HNO_3%2BCu%3D3Cu(NO_3)_2%2B2NO%2B4H_2O%5C%5C3HNO_3%2BAl(OH)_3%3DAl(NO_3)_3%2B3H_2O%5C%5C2HNO_3%2BK_2O%3D2KNO_3%2BH_2O%5C%5CNa_2SO_4%2B2HNO_3%3D2NaNO_3%2BH_2SO_4                    

Поставь лайк и Пять звёзд

1)  ch4 + cl2 -> ch3cl + hcl     ch3cl + na -> c2h6 + nacl     c2h6 + cl2 -> c2h5cl + hcl     c2h5cl + ch3cl + na -> c3h8 + c2h6 + c4h10 + nacl     c3h8 + cl2 -> ch3-chcl-ch3 + hcl     ch3-chcl-ch3 +  koh -> ch2=ch-ch3 (c3h6) + kcl + h2o 2) ch2=ch-ch3 + hcl -> ch3-chcl-ch3     ch3-chbr-ch3 + cl2 -> ch2cl-chcl-ch3 + ch3-ccl2-ch3       ch2cl-chcl-ch3 + 2koh -> c3h4 + 2kcl2 + 2h2o   и так далее)