摘要:5.(1)4P+5O22P2O5 (2)2KClO3 2KCl+3O2 (3)S+O2SO2 (4)C25H32+33O225CO2+16H2O

网址:http://m.1010jiajiao.com/timu3_id_6630[举报]

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网