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6. Calculate amount of moles in HNO3 in 36.2cm3 of 0.586moldm-3

  • 0.063
  • 0.021
  • 2.21
  • 0.21

7. Calculate atom economy of TiO2: TiCl4+2H2O-->TiO2+4HCl

  • 35.3%
  • 76.4%
  • 55.9%
  • 100%