You will hear five speakers. Read the statements - вопрос №991008 от karina941 03.02.2021 03:09

Question

Другие предметы: You will hear five speakers. Read the statements A-E. Then listen and match each speaker to the correct statement. A The speaker recently learnt to play a musical instrument.

karina941 · Answer

1. CO2 + Ca(OH)2 =  CaCO3 + H2O2. 2NaOH + CuSO4 = Cu(OH)2 + Na2SO43. Cu(OH)2 = CuO + H2O4. Cu(OH)2 + 2HNO3 = Cu(NO3)2 + 2H2O5. KOH + NaNO3 не йдет6. 2KOH + H2SO4 = K2SO4 + 2H2O...