9. Sodium reacts with water to produce sodium hydroxide and hydrogen gas, as shown below. 2Na+2H202NaOH+H2 Approximately how man

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

in progress 0
Phúc Điền 5 months 2021-08-10T02:05:42+00:00 1 Answers 1 views 0

Answers ( )

    0
    2021-08-10T02:06:46+00:00

    Answer:

    B

    Explanation:

    2Na + 2H2O2==NaOh + H2

    184/23=x/18

    x=(184×18)/23

    x=144g

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )