题型:实验探究题 题类:常考题 难易度:普通
中和热的测定a
|
起始温度t1/℃ |
终止温度 t2/℃ |
温度差 (t2﹣t1)/℃ |
||
HCl |
NaOH |
平均值 |
|||
1 |
25.5 |
25.0 |
25.25 |
28.5 |
3.25 |
2 |
24.5 |
24.5 |
24.50 |
27.5 |
3.00 |
3 |
25.0 |
24.5 |
24.75 |
26.5 |
1.75 |
试题篮