Chemical Engineering
Q Sea water contains about ______________________ ppm of bromine ?
  • A A. 5
  • B B. 70
  • C C. 500
  • D D. 1700
Previous Nitric acid is not used in the manufacture of__________…
Next Teflon is___________________?
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January
a preference or special liking for something; a bias in favour of something.
2021:00:00

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