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BÀI TẬP TRẮC NGHIỆM HÓA HỮU CƠ CẨM NANG DÙNG LUYỆN THI THPTQG CHẤT LƯỢNG CAO (COLOR BOOK)

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3<br />

3n 1<br />

nH 2n+2 + O t o<br />

2 nCO 2 + (n+1)H 2 O<br />

2<br />

(1)<br />

(2) –<br />

(3) –<br />

1<br />

n n n<br />

2<br />

n n n<br />

ANKAN H2O CO2<br />

n<br />

n<br />

O2 CO2 H2O<br />

n<br />

CO 2<br />

ANKAN<br />

Chú ý<br />

VD5: 2<br />

(1)<br />

(2)<br />

n<br />

n<br />

CO2 H2O<br />

nO<br />

3<br />

2<br />

n 2<br />

CO2<br />

Cách 1: 2 CO 2 + H 2 O<br />

CO 2 + Ca(OH) 2 CaCO 3 + H 2 O<br />

4 nO<br />

0,065 3<br />

2<br />

n n 0,04 (mol)<br />

CO2 CaCO3<br />

100 n 0,04 2<br />

CO2<br />

X là ankan.<br />

nH 2n+2<br />

3n 1<br />

nH 2n+2 + O t o<br />

2 nCO 2 + (n+1)H 2 O<br />

2<br />

n 2 n n 0,05 (mol)<br />

H2O O2 CO2<br />

n n n 0,01 (mol)<br />

X H2O CO2<br />

nCO n<br />

2<br />

4<br />

n<br />

X<br />

4H 10 .<br />

Cách 2: 2<br />

nCO<br />

n 0,04<br />

2<br />

n n 1 0,05<br />

H2O<br />

n 4<br />

4H 10 .<br />

7<br />

49

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