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Cover kimia kelas XI.cdr

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. C 2 H 6 + 7/2 O 2 2 CO 2 + 3H 2 O<br />

c. Al 2 O 3 2Al + 3/2O 2<br />

d. Ba(OH) 2 + 2HCl BaCl 2 + 2H 2 O<br />

3. DHr= -1299,55<br />

4. a. -46, 11 Kj<br />

b. -311,38 Kj<br />

c. -3373,66 Kj<br />

5. a. -1354,7 Kj<br />

b. -292 Kj<br />

c. -3118 Kj<br />

BAB 4 ____________________________________<br />

1. a. Tingkat reaksi<br />

b. zat yang mempercepat laju reaksi<br />

c. laju pertambahan mol hasil reaksi<br />

d. energi yang harus dilampaui untuk bereaksi<br />

2. a. V= K [NH 3 ] m<br />

b. V= K [N 2 ] m [H 2 ] 2<br />

3. a. 2<br />

b. 40 x 10 -9 = 4,0 x 10 -8<br />

b. V = K [NaCl] 2<br />

c. K = 24x 10 -8<br />

4. a. 3<br />

b. V= K ( No) ( H2) 2<br />

c. K= 24x10 -3<br />

5. a. 3<br />

b. V = K [NH 3 ] [O 2 ]<br />

c. K = 1<br />

Kunci Jawaban<br />

179

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