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例1(2011年重庆)渝东南地区蕴藏着丰富的天然气资源,为我市提供了能源保障.(1)写出天然气主要成分燃烧的化学方程式:__.(2)下列能源中,属于可再生能源的是
Example 1 (Chongqing in 2011) The southeastern Chongqing area is rich in natural gas resources and provides energy security for the city. (1) Write the chemical equation for the combustion of the main components of natural gas: __. (2) The following energy sources are renewable Energy is