✔ 最佳答案
儀器:
燒杯 100ml 5個
鋅片 1塊
銅片 1個
攪拌機 1個
pH計 1個
電線 2條
數據收集器 1部
電腦 1部
實驗:測試酸鹼度對電壓的影響
1.將水果用攪拌機攪成汁液.
2.果汁放進不同的燒杯中,並加以標記以作識別.
3.用pH計或pH試紙測試各果汁的酸鹼度.
4.把鋅銅片,數據收集器,燈泡及電腦以電線連接.
5.將鋅銅片放在果汁中進行實驗.
6.量度的電壓會在電腦上記錄,過了2分鐘實驗便結束.
Instrument:
Beaker 100ml 5
zinc metal sheet 1 sheet c
opper 1
mixer 1
pH counts 1
electric wire 2
data-collecting device 1
computer 1
Experiment: Test potential of hydrogen to voltage influence
1. stirs the fruit with the mixer the juice.
2. fruit juice admit in the different beaker, and marks makes the recognition.
3. uses pH to count or the pH indicator paper tests various fruit juice the potential of hydrogen.
4. zinc sheet copper, data-collecting device, light bulb and computer by electric wire connection.
5. places the zinc sheet copper in the fruit juice to carry on the experiment.
6. measurement's voltages on the computer the record, will cross 2 minute experiment constipations to tie.