Posted by nikki on Thursday, May 17, 2012 at 2:38pm.
2Na + 2H2O == 2NaOH + 2H2
mols Na = grams/atomic mass
Convert mols Na to mols H2 using the coefficients in the balanced equation. That's 2:2 therefore, mols H2 = mols Na.
Related Questions
Chemistry II - Calculate the change in heat: 2 Na(s) + 2 H2O(l) > 2 NaOH(...
Chemistry - What is the quantity of heat evolved when 111.9 grams of H2O(l) is ...
Chemistry - For the balanced reaction 2 Na + 2 H2O -->2 NaOH + H2 how ...
Chemistry II - I will be happy to critique your thinking on this. First, ...
chem - The molecular formula is: Na(s)+ H2O(l)---->NaOH(aq)+H2(g) This is...
chemistry - What is the largest amount of H2O in grams that can be formed when 4...
chemistry - What is the largest amount of H2O in grams that can be formed when 5...
chem - how would i figure out this question? assume that 5.60 L of H2 at STP ...
Chemistry Pretest - Consider the following balanced equation. 2 H2 + O2 ---&...
chemistry - What mass in grams of sodium hydroxide is produced if 20.0 g of ...
For Further Reading
