在工农业生产中许多化学反应都要在溶液中进行的主要原因是a便于观察现象b溶液间的反应不需加热c水是反应的催化剂d溶液中分子或离子接触 Template




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tomski在工农业生产中许多化学反应都要在溶液中进行的主要原因是a便于观察现象b溶液间的反应不需加热c水是反应的催化剂d溶液中分子或离子接触 coloring