Question

9. Sodium reacts with water to produce sodium hydroxide and hydrogen gas, as shown below.
2Na+2H202NaOH+H2
Approximately how many grams of water are needed to completely react with 184 grams of
sodium?
A) 36g
B) 144g
C) 160 g
D) 288 g

Answer 1

Answer:

B

Explanation:

2Na + 2H2O2==NaOh + H2

184/23=x/18

x=(184×18)/23

x=144g