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BÀI TẬP TRẮC NGHIỆM HÓA ĐẠI CƯƠNG VÀ VÔ CƠ CẨM NANG DÙNG LUYỆN THI THPTQG CHẤT LƯỢNG CAO (COLOR BOOK)

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Oxit CO CO 2<br />

2<br />

CO + O CO 2 n n n<br />

CO (P¦) CO2<br />

O<br />

VD3:<br />

và Fe 3 O 4<br />

n n 0,02 (mol) V 0, 448 (lÝt)<br />

CO<br />

O<br />

n<br />

O<br />

m<br />

16<br />

0,02 (mol)<br />

5<br />

A) 28,8 gam. B) 24,0 gam.<br />

C) 31,2 gam. D) 21,9 gam.<br />

6<br />

A) 4,48 gam. B) 4,80 gam.<br />

C) 4,56 gam. D) 4,32 gam.<br />

7 2O 3<br />

A) 0,8 gam. B) 8,3 gam.<br />

C) 2,0 gam. D) 4,0 gam.<br />

8 3O 4 và<br />

2<br />

A) 3,12. B) 3,92. C) 3,22. D) 4,20.<br />

3<br />

256

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