题目

An important question about eating out is who pays for the meal. If a friend of yours asks you to have lunch with him, you may say something like this, “I’m afraid it’ll have to be someplace cheap, as I have little money.” The other person may say, “Ok, I’ll meet you at McDonald’s.” This means that the two agree to go Dutch, that is, each person pays for himself. He may also say, “Oh, no, I want to take you to lunch at Smith’s,” or “I want you to try the Chinese dumplings there. They are great.” This means the person wants to pay for both of you. If you feel 已知AgCl的Ksp=1.8×10-10．常温下在100mL 0.01mol?L-1 KCl溶液中，加入1mL0.01mol．L-1 AgNO3溶液，下列说法正确的是（　　） A、有AgCl沉淀析出B、无AgCl沉淀析出C、无法确定D、有沉淀但不是AgCl