Physics · Electrochemistry
Which of the following changes occurs when a lead-acid battery becomes fully charged?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The anode is converted into pure Pb
- 2The cathode is converted into PbO2
- 3The specific gravity of H2SO4 rises to about 1.28✓
- 4Both plates turn red
Correct answer
The specific gravity of H2SO4 rises to about 1.28
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