Câu 1. Đốt cháy hoàn toàn 3,36 l hỗn hợp khí etilen và propile thu đc 8,96 l khí CO2 và m gam nc
a, tính % thể tích mỗi khí hỗn hợp ban đầu
b, tính giá trị m
Câu 2. Viết CTPT các anken có tên gọi sau :
a, butilen, 2-metylbut-2-en, pent-1-en, 2,3-dimetylpent-2-en
b, propile, hex-1-en, etilen , 2-metylpent-1-en , iso-butilen
Câu3. Gọi tên các anken sau theo danh pháp thay thế:
a, CH2=CH-CH2-CH3, CH2=C(CH3)-CH2-CH3, CH3-C(CH3)=C(CH3)-CH2-CH3
b, CH3-CH=CH-CH(CH3)-CH2-CH3, CH2=CH-CH3 , CH2=CH2
1. It rained heanily yesterday so we couldn't play football
2. I won't buy this bike because i dont't have enough money
3. Study hander or you will fail the final exam
4. They don't visit me because he didn't know i was will
5. I didn't go to the party because i had a cold
1. "Is was you who stole my bike " Nam said to the man
2. " what about going to the cinema tonight " he asked
3. " you had better take a ress " she said to me
4." Remember to turn off the hight before going out " she told me
5." I will visit you soon " petter said
NAHSO3