题目

Can you finish the work better with ______ money and _____ people?A．less; fewerB．fewer; lessC．little; littleD．few; few 答案：A解析:略在2KMnO4+16HBr====5Br2+2MnBr2+2KBr+8H2O反应中，若消耗1 mol氧化剂，则被氧化的还原剂的物质的量是_______________mol。