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ijУѧϰС׼̽IJⶨݴ

ʯʯ(ҪɷΪ)ϡᷴӦⶨݣ

ʵơͨʵ

          

(1)ʵIУСձϡּμ뵽ձУϽ裬жʯʯȫӦʵ                    

(2)ʵIIУӺװã           ()ȻװҩƷ10mlϡƿϡǻģɵĺ           

¼봦

(3)֪ʵIӦǰ[m(ձ+ʯʯĩ)+m(Сձ+ϡ)]ҪٻҪ            

      Am(Сձ)   Bm(ձ)    Cm(ձ+Ӧʣ)

(4)ʵIIʵ¼(ͬ¶ȡͬѹǿ²ⶨ)

ʱ/min

1

2

3

4

5

6

7

8

9

10

ע/ml

60.0

85.0

88.0

89.0

89.5

89.8

89.9

90.0

90.0

90.0

   ʵ̺ۺϷ     ml

(5)(6)ѧϰСͬѧɼһʯʯƷ󣬳Ƴ6gձ(ձΪ20g)Ȼ50gϡ()ַӦٳΪ73.8g(ձһ)Իش

ٽʯʯƷҪĿ_______________________________________

ڸʵУCO2____________________

۸ʯʯƷ̼ƵǶ٣(д̣һλС)


(1)һμϡᣬûݲ(ƽʾ仯)

(2)װ  ʹװڵѹǿϡȫ뵽ƿ

лӴ

(3)AC 

(4)80 

(5)ӴڳַӦ   2.2g    83.3%


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