0
Because there are 2 oxygen atoms on the reactants side and only one on the products side. You can either add a coefficient of 1/2 on the O2 or you can add a coefficient of 2 on H2 and H2O.
Wiki User
∙ 10y ago
Add your answer:
Earn +20 pts
Balanced chemical equation for calcium plus water?
H2O + Ca ----> H2 + CaO
What is the balanced chemical equation for Ca and H2O?
Ca + 2H2O ==> Ca(OH)2 + H2
What is the coefficient in front of H2O when the chemical equation is balanced SO2 plus H2 and agrave S plus H2O Question 10 options?
The chemical reaction is:SO2 + 2 H2 = 2 H2O + S
What is the balanced symbol equation of water?
O + h2 = h2o
Below is the unbalanced equation for this process balance the equation nacl plus H2O cl2 plus naoh plus h2?
HCl + NaOH = H2O + NaCl is already balanced.
Is H2O-H2 plus O2 a balanced chemical equation?
No. It would have to be H2O2 - H2 = O2 in order to be balanced.
Balanced chemical equation for calcium plus water?
H2O + Ca ----> H2 + CaO
What is the balanced chemical equation for Ca and H2O?
Ca + 2H2O ==> Ca(OH)2 + H2
What is the coefficient in front of H2O when the chemical equation is balanced SO2 plus H2 and agrave S plus H2O Question 10 options?
The chemical reaction is:SO2 + 2 H2 = 2 H2O + S
What is the balanced symbol equation of water?
O + h2 = h2o
What is the balanced chemical equation for the reaction between Strontium and water?
Sr + 2 H2O -> Sr(OH)2 + H2
Below is the unbalanced equation for this process balance the equation nacl plus H2O cl2 plus naoh plus h2?
HCl + NaOH = H2O + NaCl is already balanced.
What is the equation of water as a product in the chemical reaction?
The chemical equation is:2 H2 + O2 = 2 H2O
How do you balance the equation K plus H2O yields H2 plus KOH?
Balanced :2 K + 2 H2O ----> 2 KOH + H2
Why is the equation H2 O2 -- H20 not balanced?
The answer as stated in the question is wrong which is why it can not be balanced. To balance Ca + 2H20 -------> Ca(OH)2 + H2 check on the related link.
What information can you determine from the coefficients in this balanced chemical equation?
What information can you determine from the coefficients in this balanced chemical equation? Mg + 2HCl → MgCl2 + H2
Which equation has water as a reaction in the chemical reaction?
H2 +o2 --->h2o
