tlenek węgla(IV)- CO2 mCO2=12u+2*16u=44u 12u-x% 44u-100% x=27,27%C 100%-27,27%C=72,73%O tlenek sodu- Na2O mNa2O=2*23u+16u=62u 46u-x% 62u-100% x=74,19%Na 100%-74,19%Na=25,81%O siarczek miedzi(I)- Cu2S mCu2S=2*63,5u+32u=159u 127u-x% 159u-100% x=79,84%Cu 100%-79,84%Cu=20,16%S tlenek azotu(V)- N2O5 mN2O5=2*14u+5*16u=108u 28u-x% 108u-100% x=25,93%N 100%-25,93%=74,07%O
1) CO2 - tlenek wegla(IV) % C = 12u/44u * 100%= 27,3% % O = 32u/44u * 100% = 72,7% 2) Na2S - tlenek sodu %Na= 46u/ 78u *100% = 59% %S=32u/78u * 100% = 41% 3) Cu2S -siarczek miedzi(I) % Cu = 127u/ 159u * 100% = 79,95 % S = 32u/159u * 100% = 20,1% 4) N2O5-tlenek azotu(V) %N = 28u/108u * 100% = 26% %O = 80u/108u * 100%= 74%
