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10-15 - ADI” iéf7iWMGQ Chm ii i Example 16 How many...

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Unformatted text preview: {0/6/06 ADI” +iéf7iWMGQ Chm ii i Example 16 How many miliiliters of 0.250 M NaOH must be used to obtain 0.0175 mol of NaOH? Example 1 7 Aflask contains 625 mL of 3.05 M calcium nitrate solution. What volume of 15.8 M Ca(NO3)2 contains the same number of moles of Ca(N03)2 as this solution? Example 18 9&3; 1 (Ming) 3mg. 2 ~03" What is the molar concentration of nitrate ions in 3.05 M calcium nitrate? 3. 05 Moi QCWQQ ”03” i l... l @000) :: glow (“03") - m 10 Dflufion Sometimes you want to take a concentrated solution and make a more dilute solution of it. Emu-““2 c-mwwwi Initial soluliun Final soiuiiun cwmnemr Pam-um mm»: Hill. In: . . ‘ ' Dilution 3 ‘0 M NM" £15“ C1D) «rake mini. Sometimes you want to take a concentrated M 4% [aka f0 1L solution and make a more dilute solution of it. When you do this, the moles of solute remain constant throughout the process. '1 4'- i If A ’4 J "4‘ J WWinvaéimflmd ”WE“ Example 19 ' I " . - How many milliliters of4.5 M HCI are required to (/15 5M! v F 1 C 0 * 75 M 2 C 4200i?) L) prepare 200 mL of 0.75 M HCI? ' 3,5? = (0'75M E 20994”? - LbSM Mr ’EBmL QFOmoINfiCl dim I __ SOOmL ”9&"0M id . cake 5 . aCi 1L b 2 C 00ml ML) 0‘44, «2560mm L ”0&41‘20 elapsed-10ml Maid in 500mb = 1:0 Wool an Lo . t . . n , . “‘0 W" L- ”21-11:”? a [-0 M ...
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