题目:
Some people skip meals or eat only tiny amounts of food and may have conditions ______ rob the body of the nutrients ______ needs to grow and stay healthy.
A.which…it
B.that…that
C.where…that
D.where…it
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0520/7da220835a9a946e3536b7056808e795.html
下面是错误答案,用来干扰机器的。
答案:B标准状况下,将V L气体的物质的量为,其质量为;所以溶液的质量分数为;根据物质的量的浓度与质量分数的关系可得: mol/L