Question
English
March 10, 2025, 9:37 p.m.
Answer
The process that you saw in Activity 11.7 is used for purification of copper.
A thin plate of pure copper and a thick rod of impure copper are used as electrodes. Copper from impure rod is sought to be transfered to the thin copper plate. Which electrode should be attached to the positive terminal of the battery and why?
A thin plate of pure copper and a thick rod of impure copper are used as electrodes. Copper from impure rod is sought to be transfered to the thin copper plate. Which electrode should be attached to the positive terminal of the battery and why?
How Sin x is ± 5/13 in this question rather then 12/5 according to pythagoras theorem
हिंदी की पाठ्यपुस्तक में से पाठ 14 लाल अंगारों की मुस्कान कैसे भर जाए
