Sceinece/Chem

posted by .

What is the coefficient for H2O when the following equation is balanced: Mg3N2 + H2O → Mg(OH)2 + NH3?
When the following reaction is balanced, what is the coefficient for O2?
H2 + O2 → H2O
Would the answer be 2?

  • Sceinece/Chem -

    Mg3N2+6 H20 >>> 3Mg(OH)2 +2 NH3

    Surely you can balance the second equation.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    I think these I know how to do ....just want someone to check..still sorta mixed up on the first question. Thanx For the following reaction, what is the correctly balanced reduction half-reaction?
  2. Chemistry

    What is the coefficient in front of carbon dioxide when the following equation is balanced?
  3. chemistry

    __NH3(g) + __ O2(g) → __ N2(g) + __ H2O(g) When the reaction above is completely balanced, the coefficient for NH3 will be (a) 2. (b) 3. (c) 4. (d) 6.
  4. CHM

    Need help please Which of the following equations has the coefficients 2,1,1,2 when it is balanced?
  5. Chemistry

    Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) i got 2525 and its going in …
  6. CHEMISTRY HELP ASAP

    Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) i got 2525 and its going in …
  7. Chem.. stoichiometry

    How many grams of H2 would be formed if 34 grams of carbon reacted with an unlimited amount of H2O?
  8. chemistry

    Which of the following is a precipitation reaction?
  9. chemistry

    When the following equation is balanced, what is the coefficient for Ta?
  10. Chemistry

    Which of the following is a balanced chemical equation H2O2 → H2O + O2 2 Fe2O3 + 3 C → 4Fe + 3CO2 SO2 + O2 + 2H2O →4H2SO4 2 Mg + HCl →MgCl2 + H2 not sure

More Similar Questions