Bgirl8507 Bgirl8507
  • 14-03-2024
  • Chemistry
contestada

A water sample contains 5g CaCO3 per litre. Calculate the hardness of the water in CaCO3 equivalent:
(a) 5000 ppm
(b) 500 ppm
(c) 50 ppm
(d) 5 ppm

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