Copper is dissolved from its ore by H2SO4 in a percolation tank made of_________________?
(A) Wood
(B) Stainless steel
(C) Reinforced concrete lined with lead
(D) High silicon iron (14% Si)
Share this... |
![]() Facebook
|
![]() Twitter
|
![]() Linkedin
|
![]() Whatsapp
|
Your email address will not be published. Required fields are marked *