A:H2O+Cl2 ='HCl' +HClO
B:2H2O ='' 2H2↑ +O2↑
C:2Na + 2H2O =' 2NaOH' +H2↑
D:2F2 +2H2O =' 4HF' + O2
“自然界没有不凋谢的花,人世间没有无曲折的路。”这句话给我们的启示是( )
一 Is this your coat, Danny?
— No, coat is over there, on the table.
yāo he
yǒu hēi
xuán wō
wěi xù
____