题目

某纯净物M稍加热就分解为NH3、H2O和CO2，根据这一实验得出的结论错误的是A．M不稳定B．M是化合物C．M中含有水D．M由四种元素组成 答案：C解析:略Shanghai is bigger than_____ in Jiangsu and bigger than_______in China.A．any city, any cityB．any city, any other cityC．any other city, the other citiesD．any other city, any city