【单选题】以下关于电气原理图设计说法错误的是( )
D.
电气接线图中,同一电器元件的各部分不必画在一起
【简答题】This singer is____________than that one.A. nice B. much popular C. much more popular D. more nicer
【单选题】下列各缓冲溶液,缓冲容量最大的是
A.
500mL中含有0.15mol HAc和0.05molNaAc
B.
500ml中含有0.05mol HAc和0.15molNaAc
C.
500mL中含有0.1molHAc和0.1molNaAc
D.
1000ml中含有0.1molHAc和0.1molNaAc
E.
1000ml中含有0.01molHAc和0.1molNaAc
【单选题】This singer is not as ________ as Jay Chou.
【单选题】下列各缓冲溶液缓冲容量最大的是
A.
500mL溶液中含有0.15mol HAc和0.05mol NaAc
B.
500mL溶液中含有0.05mol HAc和0.15mol NaAc
C.
500mL溶液中含有0.1mol HAc和0.1mol NaAc
D.
1000mL溶液中含有0.1molHAc和0.1molNaAc
【单选题】下列各缓冲溶液,缓冲容量最大的是
A.
500ml中含有0.15molHAc和0.05molNaAc
B.
500ml中含有 0.05mol HAc和 0.15mol NaAc
C.
500ml中含有0.1molHAc和0.1molNaAc
D.
1000ml中含有0.lmol HAc和0.lmol NaAc
【单选题】This singer is popular _______ his enchanting voice.
【单选题】Unit4- We are now suffering the ___________of the terrible foreign policy choices made by the previous president.