The amount of iron in

  1. One way to refine iron from iron ore is to heat the ore with hydrogen gas at high temperatures.Which change increases the amount
    1. answers icon 1 answer
    2. views icon 61 views
  2. Iron is obtained by reduction of iron(iii)oxide gas in a blast furnace.calculate the amount of iron(iii)oxide needed to produce
    1. answers icon 1 answer
    2. Ibrahim asked by Ibrahim
    3. views icon 830 views
  3. an iron supplement is used to treat anaemia and 50mg of iron 2 is required per tablet.if the iron compound used in the tablet is
    1. answers icon 1 answer
    2. bliss asked by bliss
    3. views icon 654 views
  4. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
    1. answers icon 1 answer
    2. views icon 137 views
  5. 6.52 g of oxygen gas reacts with some amount of iron, and 11.50 g of Fe2O3 are formed. What was the amount of iron that reacted
    1. answers icon 1 answer
    2. Tator asked by Tator
    3. views icon 612 views
  6. Iron metal and oxygen gas combine to form the magnetic oxide of iron, Fe3O4 and 680 kJ of heat. How many kilojoules of heat are
    1. answers icon 1 answer
    2. anon asked by anon
    3. views icon 545 views
  7. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
    1. answers icon 3 answers
    2. views icon 130 views
  8. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
    1. answers icon 1 answer
    2. views icon 86 views
  9. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
    1. answers icon 1 answer
    2. views icon 95 views
  10. When iron rusts and forms iron oxide, the iron oxide has more mass than the iron. Which statement correctly explains this
    1. answers icon 1 answer
    2. views icon 77 views