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Formula and such #2

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  • What is the formula mass of barium carbonate?
    197 g/mol
  • What is the formula for mercury (II) iodide?
    HgI2
  • What is the percent of hydrogen in water?
    11.1%
  • What is the formula mass of iron (III) oxide?
    160 g/mol
  • What is the correct number of electrons?
    10
  • What is the mass number?
    17
  • What is the formula mass of C6H12O6?
    180 g/mol
  • What is the formula for sodium sulfate?
    Na2SO4
  • What is the formula mass of aluminum sulfide?
    150 g/mol
  • What is the name of KCl?
    potassium chloride
  • What is the formula mass of C12H22O11?
    342 g/mol
  • Based on the image what goes in blank G?
    F
  • What is the percent of manganese in KMnO4?
    34.8%
  • What is the percent of nitrogen in KNO3?
    13.9%
  • Identify what sort of matter is represented in the image.
    element
  • What goes in blank E?
    19
  • What is the formula for magnesium phosphate?
    Mg3(PO4)2
  • What is the name of (NH4)3PO4?
    ammonium phosphate
  • What is the name of H2CO3?
    hydrogen carbonate