Chemical Engineering
Q 10% oleum comprises of 10% free_________________?
  • A A. So2
  • B B. H2so3
  • C C. So3
  • D D. H2so4
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Word of the Day
26 Jul
Simultaneously
at the same time.
ایک ہی ΩˆΩ‚Ψͺ Ω…ΫŒΪΊΨŒ ایک Ψ³Ψ§Ψͺھ، بیک ΩˆΩ‚Ψͺ

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