C2H5OH=12*2+6*1+16=46 46-100% 24-X X=24*100/46=52% CH3OH=12+1*4+16=32 32-100% 12-X X=12*100/32-37,5% C15H31COOH->C15H31COO-+H+ C15H31COOH +23O2->16CO2+16H20 C17H35COOH->C17H35COO-+H+ C17H35COOH+2602->18CO2+18H2O 2C15H31COOH+2Na->2C15H31COONa + H2 2C15H31COOH+CaO->(C15H31COO)2Ca+H20 2C17H35COOH+2Na->2C17H35COONa+H2
Zadanie 1 kwas etanowy CH₃COOH m=2·12u+2·16u+4u=60u %C=(24÷60)·100%= 40% kwas metanowy HCOOH m=12u+32u+2u=46u %C=(12÷46u)·100%=26% Zadanie 2 kwas palmitynowy C₁₅H₃₁COOH SPALANIE: C₁₅H₃₁COOH + 22O₂ ⇒ 16CO₂ + 16H₂0 C₁₅H₃₁COOH + 15O₂ ⇒ 16CO + 16H₂0 C₁₅H₃₁COOH + 7O₂ ⇒ 16C + 16H₂0 DYSOCJACJA: C₁₅H₃₁COOH⇒H⁺ + C₁₅H₃₁COO⁻ kwas stearynowy C₁₇H₃₅COOH SPALANIE: C₁₇H₃₅COOH + 26O₂ ⇒ 18CO₂ + 18H₂O C₁₇H₃₅COOH+ 17O₂ ⇒ 18CO+ 18H₂O C₁₇H₃₅COOH+ 8O₂ ⇒ 18C+ 18H₂O DYSOCJACJA: C₁₇H₃₅COOH⇒ H⁺ + C₁₇H₃₅COO⁻ Zadanie 3 2C₁₅H₃₁COOH + MgO ⇒ (C₁₅H₃₁COO)₂Mg + H₂O 6C₁₅H₃₁COOH + 2Al ⇒ 2(C₁₅H₃₁COO)₃Al + 3H₂ 2C₁₇H₃₅COOH + K₂O⇒2C₁₇H₃₅COOK + H₂O 2C₁₇H₃₅COOH + Cu⇒(C₁₇H₃₅COO)₂Cu + H₂
