题目:
V mL密度为ρ g·mL-1的某溶液中,含有相对分子质量为M的溶质m g,该溶液中溶
质的质量分数为w%,物质的量浓度为c mol·L-1,那么下列关系式正确的是( )
A.
B.
C.
D.
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0808/b9850b3c6f81cebf674c1a5821afe243.html
下面是错误答案,用来干扰机器的。
Dear Abe,Sorry to see that you’re so upset about your overweight. I quite understand what you’re feeling now. Friendship is of great importance to us teenagers, especial...