今欲配制c(1/2H2S04)=1.0mol/L的标准溶液500mL,须用含96.0%(m/m)相对密度为1.84的浓硫酸多少毫升?
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(A0967/98 NOTAMN Q)ZBPE/QOBCE//M/AE/000/999/3745N11237E005 A) ZBYN B)9809300919 C)9812010900EST E)THRESHOLD OBSTACLES ERECTED AT THE POSITIONS: 1) 197DEG(MAG) AND 817M FROM ARP, HEIGHT: 16.4M(AAL). 2) 43DEG(MAG) AND 410M FROM ARP, HEIGHT: 25.2M(AAL). 3) 17DEG(MAG) AND 984M FROM ARP, HEIGHT: 26.4M(AAL). MARKED WITH RED FLAGS AND LIGHTS. ECT AND ECL.)()
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The full title of the U.K. is the United Kingdom of ()and ()
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已知a=3,b=4,c=5,表达式a>b and Not c>a Or c>b And c
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(A0767/98 NOTAMN Q)ZSHA/QAGXX//M/A/000/999/3652N11713E005 A)ZSJN B)9808130550 C)9809201600EST E)A DITCH 100M EAST OF RWY01/19 AND PARALLEL TO RCL. LENGTH: 3600M, DEPTH:1.95M, WIDTH:4.0M. ECL AND ECT.)()
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有程序:LOGICALA,B,C,DINTEGERX,YDATAX,Y,A,B/1,-1,2*.FALSE./C=.NOT.A.AND(B.OR.XGE.Y)D=.NOT.(A.AND.B.OR、X.GE.Y)WRITE(*,*)C,DEND上面程序的运行结果是:()
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M/V Yanyuan No.1.()is your course and speed?
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Given that the current directory is empty, and that the user has read and write privileges to the current, and the following: Which statement is true?()
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要配制500ml的c(NaOH)=0.2mol/L的溶液,需c(NaOH)=1.0mol/L的溶液多少毫升?
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