Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES)
How much time is required for complete decoposition of two moles of water using a current of 2 ampere ?
A. |
`1.93 × 10^5 sec` |
![]() |
B. |
`2.93 × 10^5 sec` |
C. |
`0.93 × 10^5 sec` |
D. |
`4.93 × 10^5 sec` |