please help me analysis this 2 IR problems based on the possibles i have upload. please explain to help me understand. thank you so much.

3624 T 18 SESE ID TSRETTER 2247 4 2194 84 1628 04 1462 15 1454 27 1428 9 99 99ET 3252 84 3148 2946 12 2678 26 2617 64 13 47 1317 62 1281 74 1210 72 1166 848 79 EERI 54. EDE 790 55 1066 75 1099 84 1005 79 84 923 74 60 890 66 196 9e E09 TE TLS 64 TO 564 04 TODI 006 Te E99 1072 4 4000 1000 2001 000 1500 300 MAVENUNTER Frequency Structure Bond responsible Ketones CH04 -CH dan CH CHUCHE Aldebydes CH.CH Esters CHO OCH Cara member r a - Pesome Amides CHE CH Acids CH CH-CH OH CH 4 Organic Structures for IR Problem Set - Possible answers for Part 1 problems. Alcohols HC CH-CH-CH, OH Hoc -CH, OH HCC-CH-CH OH Ether -OCH Amines CHE HN CECH HC -CNH CH, Nitriles CH-CEN EN 3 100 inly TSRETTENE 1929 79 32% 4 1047 12 95277 859 zt 0962 1 1828 64 1492 62 1420 43 1301 60 1329 52 1293 02 1188 62 OS LL DE 2920 30 2890 32 2120 70 1646 84 ! 642 20 555 52 499 74 1909 ro 0001 100 000P 000 MENURI Frequency Bond responsible Structure