前胸高起,按之气喘者为()
A.肺胀
B.悬饮
C.支饮
D.痰饮
E.肺痈
参考答案:A
it was because of his kind nature _______I fell in love with Peter.
A.before
B.when
C.that
D.since
实验室用足量大理石跟盐酸反应制取二氧化碳。制取标准状况下的二氧化碳1.12L至少需质量分数为14.6%的盐酸多少毫升?(14.6%的盐酸的密度是1.07g/cm3,标准状况下,44g二氧化碳的体积为22.4L)(计算结果保留一位小数)