BOBOpd(RpH$ Z-jFLOM!`) xHH@Rg(HH(dh @R>~M @JMM~>r@L  q q(uDSET2HDefu@p @ v7AM6_?huq~6?lu`*e>~DSET2Hp@`*DSETT2HDefult@p6*eDSETTppp & &#$_H # $  $`  pSample Problem - Empirical Formula The percentage composition of diborane is 78.1% Boron and 21.9% hydrogen. Calculate its empirical formula. Given: 78.1% B 21.9% H empirical formula = ? 78.1%=78.1g 21.9%=21.9g  DSET2HC    6*  "dxpr` MTHU`Grphbj "" currentpoint " ",Times @.""(mLB(m:(1(0(>.)8(1(g(!wm(!o(!/l   &(m o(m r( em(o(l(! 1(! 0(!,.)8(!1(!g  (in7(i8(i.)1(iPg( Y1 4@ 4v( x(im(i ]o(i }l( L1( l0( .)8( <1( Ng 4Z 4 t, Symbol( $=( 7( .)2( 2( m( o( l(OLH(O:(1(.)0(R1(dg(km(o(#l (Oo(O r( 9m( o(l( P1( p.)0( 1(2g  ^X(Kb2(K1(K.)9(Ktg(tk1 @("x(KYm(K o(K l(tp1(t.)0(t @1(t Rg ~ x, Symbol( (=(2(1(4.)7(m(o(l(LB v(L7).)]2)2 @(bH v(L32)1).)]7 @(LB(H v(3/MTsave save def 50 dict begin /bdef {bind def} bind def /xdef {exch def} bdef /rndpos { transform round exch round exch itransform } bdef /rndvec { dtransform round exch round exch idtransform } bdef /rnddist { 0 rndvec pop } bdef /rndmvto { rndpos moveto } bdef /rndlnto { rndpos lineto } bdef currentpoint 3 -1 roll sub neg 3 1 roll sub 6080 div 8896 3 -1 roll exch div scale currentpoint translate 64 72 translate 0 setgray /thick 0 def /th { dup setlinewidth /thick xdef } bdef 28 th /sol { [] 0 setdash } bdef /dsh { [ exch 3 div dup .6 mul ] 0 setdash } bdef /dot { [ thick 3 -1 roll 5 div ] 0 setdash } bdef sol 716 649 rndmvto 1590 0 rlineto stroke 3002 649 rndmvto 1590 0 rlineto stroke 0 2298 rndmvto 1362 0 rlineto stroke 1818 2298 rndmvto 1590 0 rlineto stroke /fs 0 def /sf {exch dup /fs xdef dup neg matrix scale makefont setfont} bdef /f1 {findfont dup /cf xdef sf} bdef /ns {cf sf} bdef 576 /Times-Italic f1 12 805 rndmvto /gs {{glyphshow} forall} bdef [/B] gs 1984 432 rndmvto [/g] gs 1079 1241 rndmvto [/m] gs 1487 1241 rndmvto [/o] gs 1775 1241 rndmvto [/l] gs 2390 805 rndmvto [/o] gs 2678 805 rndmvto [/r] gs 3365 432 rndmvto [/m] gs 3773 432 rndmvto [/o] gs 4061 432 rndmvto [/l] gs 4270 1241 rndmvto [/g] gs 1040 2081 rndmvto [/g] gs 1470 2454 rndmvto [/x] gs 2181 2081 rndmvto [/m] gs 2589 2081 rndmvto [/o] gs 2877 2081 rndmvto [/l] gs 3086 2890 rndmvto [/g] gs 576 /Times-Roman f1 472 805 rndmvto [/colon] gs 1278 432 rndmvto [/period] gs 3564 1241 rndmvto [/period] gs 622 2081 rndmvto [/period] gs 2380 2890 rndmvto [/period] gs 4316 2454 rndmvto [/period] gs 702 432 rndmvto [/one] gs 990 432 rndmvto [/zero] gs 1422 432 rndmvto [/eight] gs 1710 432 rndmvto [/one] gs 2988 1241 rndmvto [/one] gs 3276 1241 rndmvto [/zero] gs 3708 1241 rndmvto [/eight] gs 3996 1241 rndmvto [/one] gs 46 2081 rndmvto [/seven] gs 334 2081 rndmvto [/eight] gs 766 2081 rndmvto [/one] gs 537 2890 rndmvto [/one] gs 1804 2890 rndmvto [/one] gs 2092 2890 rndmvto [/zero] gs 2524 2890 rndmvto [/eight] gs 2812 2890 rndmvto [/one] gs 4028 2454 rndmvto [/seven] gs 4460 2454 rndmvto [/two] gs 4748 2454 rndmvto [/two] gs 576 /Symbol f1 3556 2454 rndmvto [/equal] gs 848 3947 rndmvto 1302 0 rlineto stroke 2846 3947 rndmvto 1302 0 rlineto stroke 0 5596 rndmvto 1398 0 rlineto stroke 1854 5596 rndmvto 1302 0 rlineto stroke 576 /Times-Italic f1 5070 2454 rndmvto [/m] gs 5070 2454 rndmvto [/m] gs 5478 2454 rndmvto [/o] gs 5766 2454 rndmvto [/l] gs 12 4103 rndmvto [/H] gs 1828 3730 rndmvto [/g] gs 1067 4539 rndmvto [/m] gs 1475 4539 rndmvto [/o] gs 1763 4539 rndmvto [/l] gs 2234 4103 rndmvto [/o] gs 2522 4103 rndmvto [/r] gs 3065 3730 rndmvto [/m] gs 3473 3730 rndmvto [/o] gs 3761 3730 rndmvto [/l] gs 3826 4539 rndmvto [/g] gs 1076 5379 rndmvto [/g] gs 1506 5752 rndmvto [/x] gs 2073 5379 rndmvto [/m] gs 2481 5379 rndmvto [/o] gs 2769 5379 rndmvto [/l] gs 2834 6188 rndmvto [/g] gs 576 /Times-Roman f1 604 4103 rndmvto [/colon] gs 1122 3730 rndmvto [/period] gs 3120 4539 rndmvto [/period] gs 610 5379 rndmvto [/period] gs 2128 6188 rndmvto [/period] gs 4340 5752 rndmvto [/period] gs 834 3730 rndmvto [/one] gs 1266 3730 rndmvto [/zero] gs 1554 3730 rndmvto [/one] gs 2832 4539 rndmvto [/one] gs 3264 4539 rndmvto [/zero] gs 3552 4539 rndmvto [/one] gs 34 5379 rndmvto [/two] gs 322 5379 rndmvto [/one] gs 754 5379 rndmvto [/nine] gs 555 6188 rndmvto [/one] gs 1840 6188 rndmvto [/one] gs 2272 6188 rndmvto [/zero] gs 2560 6188 rndmvto [/one] gs 3764 5752 rndmvto [/two] gs 4052 5752 rndmvto [/one] gs 576 /Symbol f1 3304 5752 rndmvto [/equal] gs 576 /Times-Roman f1 4484 5752 rndmvto [/seven] gs 4484 5752 rndmvto [/seven] gs 374 ns 352 7172 rndmvto [/seven] gs 632 7172 rndmvto [/two] gs 819 7172 rndmvto [/two] gs 1523 7172 rndmvto [/two] gs 1710 7172 rndmvto [/one] gs 1990 7172 rndmvto [/seven] gs 832 8036 rndmvto [/three] gs 576 /Times-Italic f1 4806 5752 rndmvto [/m] gs 5214 5752 rndmvto [/o] gs 5502 5752 rndmvto [/l] gs 12 7028 rndmvto [/B] gs 1058 7028 rndmvto [/H] gs 12 7892 rndmvto [/B] gs 360 7892 rndmvto [/H] gs 374 /Times-Roman f1 539 7172 rndmvto ?[/period] gs 1897 7172 rndmvto [/period] gs end MTsave restore dRMATHHDSMT5MacRomanTimesSymbolCourierMT Extra!F_D/APG_APAPAE%B_AC_AE*_HA@AHA*_D_E_E_A  B: 10.81gmolor mol10.81g 78.1g1x mol10.81g==7.22molH: 1.01gmolor mol1.01g 21.9g1x mol1.01g==21.7molB 7.22 H 21.7 BH 3 DSUMHDNISTYL|JSTYLppppppppp&           X HASH $+ ;. . . . hjazo}Bod  CHARp   " ":HASH  > CELLp HASH  GRPHp n.HASHt  Zl RULRp  "HASH 2 KSENp 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