A piece of magnesium weighing

  1. A piece of magnesium weighing 48 grams is burned in air n 80 gram of magnesium oxide is formed. what mass of oxygen combined
    1. answers icon 2 answers
    2. Rodney asked by Rodney
    3. views icon 1,079 views
  2. 0.197g of magnesium is burned in air2Mg + O2 ---> 2MgO However, some of the magnesium reacts with nitrogen in the air to form
    1. answers icon 3 answers
    2. Chansa asked by Chansa
    3. views icon 886 views
  3. A pure organic compound weighing 947.4mg was heated in a stream of oxygen. The effluent gas was swept successively through a
    1. answers icon 2 answers
    2. vivian asked by vivian
    3. views icon 898 views
  4. A piece of magnesium ribbon weight 24g is burn in air an 40g magnesium oxide is formed. What mass of oxygen combined with the
    1. answers icon 1 answer
    2. Anonymous asked by Anonymous
    3. views icon 1,385 views
  5. A piece of magnesium ribbon weighting 50g is burn in air and 80g of magnesium oxide is formed. What mass of oxygen combined with
    1. answers icon 1 answer
    2. Mex asked by Mex
    3. views icon 633 views
  6. A decorative piece consists of a 20cm long uniform brass rod weighing 4N and two ornaments, one weighing 6N and one weighing
    1. answers icon 1 answer
    2. Ralph asked by Ralph
    3. views icon 719 views
  7. A 4.5 g piece of magnesium ribbon undergoes combustion in air to produce a mixture of two ionic solids, MgO and Mg3N2. Water is
    1. answers icon 3 answers
    2. Doris asked by Doris
    3. views icon 1,250 views
  8. What is the mass of a piece of pier magnesium if 1 mol magnesium over one mold H2
    1. answers icon 1 answer
    2. Alicia asked by Alicia
    3. views icon 42 views
  9. A student heats a piece of magnesium ribbon over a flame, and it begins to burn brightly, forming magnesium oxide (a new
    1. answers icon 1 answer
    2. views icon 17 views
  10. When magnesium is burnt completely in air the totol mass of the product was found to be grater than the original mass of the
    1. answers icon 1 answer
    2. Ali asked by Ali
    3. views icon 501 views