What is the number of moles?

3 ⤊

What is the number of moles?

What is the number of moles of H2 produced when 23 g of sodium react with water according to the equation
2Na(s) + 2 H2O(l)-----> 2NaOH(aq) + H2(g)?

a. 0.50 mol
b. 1.0 mol
c. 2.0 mol
d. 4.0 mol

2006-12-07 12:01:51 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

3 answers

1/2=0.5 so "A"

2006-12-07 12:04:47 · answer #1 · answered by wally sub 1 · 1⤊ 0⤋

atomic weight of sodium is 23
since there are 2 Na on the left side and only 1 H2 on the right side,
then only 0.50 mole of H2 will be produced.

a.

2006-12-07 20:07:07 · answer #2 · answered by ♪ ♫ ☮ NYbron ☮ ♪ ♫ 6 · 2⤊ 0⤋

is this the kind of mole that tares up your yard. any way one is to many, they are destructive

2006-12-07 20:05:38 · answer #3 · answered by darkpheonix262 4 · 0⤊ 2⤋