ࡱ> HJG[ Sbjbj 0(ΐΐE +++++???8w4?,y,{,{,{,{,{,{,$.R1,+,++,v++y,y,*,6 ?*e,,0,*61^1,,1+,d,,v,1 : Test Review Whats the empirical formula of a molecule containing 65.5% carbon, 5.5% hydrogen, and 29.0% oxygen? If the molar mass of the compound in problem 1 is 110 grams/mole, whats the molecular formula? Whats the empirical formula of a molecule containing 18.7% lithium, 16.3% carbon, and 65.0% oxygen? If the molar mass of the compound in problem 3 is 73.8 grams/mole, whats the molecular formula? A compound with an empirical formula of C2OH4 and a molar mass of 88 grams per mole. A compound with an empirical formula of C4H4O and a molar mass of 136 grams per mole. The percentage composition of acetic acid is found to be 39.9% C, 6.7% H, and 53.4% O. Determine the empirical formula of acetic acid. The molar mass for question #9 was determined by experiment to be 60.0 g/mol. What is the molecular formula? Aniline, a starting material for urethane plastic foams, consists of C, H, and N. Combustion of such compounds yields CO2, H2O, and N2 as products. If the combustion of 9.71 g of aniline yields 6.63 g H2O and 1.46 g N2, what is its empirical formula? The molar mass of aniline is 93 g/mol. What is its molecular formula? Calculate the mass percent of carbon, nitrogen and oxygen in acetamide, C2H5NO. A 50.51 g sample of a compound made from phosphorus and chlorine is decomposed. Analysis of the products showed that 11.39 g of phosphorus atoms were produced. What is the empirical formula of the compound? When 2.5000 g of an oxide of mercury, (HgxOy) is decomposed into the elements by heating, 2.405 g of mercury are produced. Calculate the empirical formula. The compound benzamide has the following percent composition. What is the empirical formula? C = 69.40 % H= 5.825 % O = 13.21 % N= 11.57 % A 15.0g sample of a compound is found to contain 8.83g sodium and 6.17g sulfur. Calculate the empirical formula of this compound. Find the empirical formula of a compound that contains 53.70% iron and 46.30% sulfur. Analysis of a 10.150g sample of a compound known to contain only phosphorus and oxygen indicates a phosphorus content of a 4.433g. What is the empirical formula of this compound. A component of protein called serine has an approximate molar mass of 100 g/mole. If the percent composition is as follows, what is the empirical and molecular formula of serine? C = 34.95 % H= 6.844 % O = 46.56 % N= 13.59 % What is the empirical formula for a compound which contains 0.0134 g of iron, 0.00769 g of sulfur and 0.0115 g of oxygen? Barry Um has a sample of a compound which weighs 200 grams and contains only carbon, hydrogen, oxygen and nitrogen. By analysis, he finds that it contains 97.56 grams of carbon, 4.878 g of hydrogen, 52.03 g of oxygen and 45.53 g of nitrogen. Find its empirical formula. The characteristic odor of pineapple is due to ethyl butyrate, an organic compound which contains only carbon, hydrogen and oxygen. If a sample of ethyl butyrate is known to contain 0.62069 g of carbon, 0.103448 g of hydrogen and 0.275862 g of oxygen, what is the empirical formula for ethyl butyrate?        rstv? C  + , - . X \ ] T X ;͐͐́͐͐́q^R^^h,QCJOJQJaJ%h,Qh+vB*CJOJQJaJphhRB*CJOJQJaJphh,Qh,QCJOJQJaJh,Qh3CJH*OJQJaJhRhRCJOJQJaJhRh,QCJOJQJaJhRh3CJOJQJaJh,Qh3CJOJQJaJ"h,Qh35>*CJ OJQJaJ "h,Qh,Q5>*CJ OJQJaJ   rstuv? @ A B C 0^`0gd3gd3gd,Q & Fgd+vgd3$a$gd3   X Y Z [ \ ] T U V W X T U V W & F7$8$H$gd(! & F7$8$H$gd+v 7$8$H$^gdR & Fgd+vgd,Q " # 1 2 T X GgkHIz|ززأɣزز؁uuɣh,QCJOJQJaJ%h,Qh(!B*CJOJQJaJphh,Qh(!CJOJQJaJh,Qh+vCJOJQJaJ,h,Qh+vB*CJEHH*OJQJaJphh,Qh,QCJOJQJaJ%h,Qh+vB*CJOJQJaJph(h,Qh+vB*CJH*OJQJaJph)W X ghijk 8h^8`hgd(! & Fgd(! & F7$8$H$gd(!gd,Q~Ixyz{gd+v 8h^8`hgd(! & Fgd(!^gd,Q^gd,Q & Fgd,Qgd,Q{|} CDEgd,Q" & F /p@ P !$`'0*-1$gd,Q 2p@ P !$`'0*-1$gd,Qgd+v|EFHIKLNORShnHjhnHUh,Qh,QCJOJQJaJ(h,Qh,QB*CJOJQJaJhph EGHJKMNPQRS 2p@ P !$`'0*-1$gd,Q .:p3/ =!8"#$% ^ 666666666vvvvvvvvv666666>6666666666666666666666666666666666666666666666666hH6666666666666666666666666666666666666666666666666666666666666666662 0@P`p2( 0@P`p 0@P`p 0@P`p 0@P`p 0@P`p 0@P`p8XV~_HmH nH sH tH L`L 3 Normal,IanCJOJQJ_HmH sH tH DA`D Default Paragraph FontRiR  Table Normal4 l4a (k (No List .B@. 3 Body Text4 4 3Footer  !HC@H +vBody Text Indenthx^h<>< +vTitle 7$8$H$ OJQJaJ424 ,Q0Header  H$:/A: ,Q0 Header Char CJOJQJPK![Content_Types].xmlj0Eжr(΢Iw},-j4 wP-t#bΙ{UTU^hd}㨫)*1P' ^W0)T9<l#$yi};~@(Hu* Dנz/0ǰ $ X3aZ,D0j~3߶b~i>3\`?/[G\!-Rk.sԻ..a濭?PK!֧6 _rels/.relsj0 }Q%v/C/}(h"O = C?hv=Ʌ%[xp{۵_Pѣ<1H0ORBdJE4b$q_6LR7`0̞O,En7Lib/SeеPK!kytheme/theme/themeManager.xml M @}w7c(EbˮCAǠҟ7՛K Y, e.|,H,lxɴIsQ}#Ր ֵ+!,^$j=GW)E+& 8PK!Ptheme/theme/theme1.xmlYOo6w toc'vuر-MniP@I}úama[إ4:lЯGRX^6؊>$ !)O^rC$y@/yH*񄴽)޵߻UDb`}"qۋJחX^)I`nEp)liV[]1M<OP6r=zgbIguSebORD۫qu gZo~ٺlAplxpT0+[}`jzAV2Fi@qv֬5\|ʜ̭NleXdsjcs7f W+Ն7`g ȘJj|h(KD- dXiJ؇(x$( :;˹! I_TS 1?E??ZBΪmU/?~xY'y5g&΋/ɋ>GMGeD3Vq%'#q$8K)fw9:ĵ x}rxwr:\TZaG*y8IjbRc|XŻǿI u3KGnD1NIBs RuK>V.EL+M2#'fi ~V vl{u8zH *:(W☕ ~JTe\O*tHGHY}KNP*ݾ˦TѼ9/#A7qZ$*c?qUnwN%Oi4 =3ڗP 1Pm \\9Mؓ2aD];Yt\[x]}Wr|]g- eW )6-rCSj id DЇAΜIqbJ#x꺃 6k#ASh&ʌt(Q%p%m&]caSl=X\P1Mh9MVdDAaVB[݈fJíP|8 քAV^f Hn- "d>znNJ ة>b&2vKyϼD:,AGm\nziÙ.uχYC6OMf3or$5NHT[XF64T,ќM0E)`#5XY`פ;%1U٥m;R>QD DcpU'&LE/pm%]8firS4d 7y\`JnίI R3U~7+׸#m qBiDi*L69mY&iHE=(K&N!V.KeLDĕ{D vEꦚdeNƟe(MN9ߜR6&3(a/DUz<{ˊYȳV)9Z[4^n5!J?Q3eBoCM m<.vpIYfZY_p[=al-Y}Nc͙ŋ4vfavl'SA8|*u{-ߟ0%M07%<ҍPK! ѐ'theme/theme/_rels/themeManager.xml.relsM 0wooӺ&݈Э5 6?$Q ,.aic21h:qm@RN;d`o7gK(M&$R(.1r'JЊT8V"AȻHu}|$b{P8g/]QAsم(#L[PK-![Content_Types].xmlPK-!֧6 +_rels/.relsPK-!kytheme/theme/themeManager.xmlPK-!Ptheme/theme/theme1.xmlPK-! ѐ' theme/theme/_rels/themeManager.xml.relsPK] S (  |S  W {ES 8@0(  B S  ? xE E G G H H J K M N P Q T  E E G G H H J K M N P Q T  T Ka+2G({B1JX6xp0 !=nUQ|o,[aZ~=1pu ^`o() ^`hH. pLp^p`LhH. @ @ ^@ `hH. ^`hH. L^`LhH. ^`hH. ^`hH. PLP^P`LhH.h^`.h^`.hpLp^p`L.h@ @ ^@ `.h^`.hL^`L.h^`.h^`.hPLP^P`L.808^8`0o() ^`hH. pLp^p`LhH. @ @ ^@ `hH. ^`hH. L^`LhH. ^`hH. ^`hH. PLP^P`LhH. ^`hH. ^`hH. pLp^p`LhH. @ @ ^@ `hH. ^`hH. L^`LhH. ^`hH. ^`hH. PLP^P`LhH.^`o(. ^`hH. pLp^p`LhH. @ @ ^@ `hH. ^`hH. L^`LhH. ^`hH. ^`hH. PLP^P`LhH.h ^`hH.h ^`hH.h pLp^p`LhH.h @ @ ^@ `hH.h ^`hH.h L^`LhH.h ^`hH.h ^`hH.h PLP^P`LhH.808^8`0o() ^`hH. pLp^p`LhH. @ @ ^@ `hH. ^`hH. L^`LhH. ^`hH. ^`hH. PLP^P`LhH.^`o() ^`hH. pLp^p`LhH. @ @ ^@ `hH. ^`hH. L^`LhH. ^`hH. ^`hH. PLP^P`LhH.({B11pu6,[aUQKa !=+                  ?@'                                   *e                 (!N"-2/45q@eHOL%x,QR9Ym 3++vnHSE G @ 3 S x@UnknownG*Ax Times New Roman5Symbol3. *Cx ArialA. Trebuchet MS{EPPPIA+TimesNewRoman,BoldTimes New RomanA$BCambria Math"1h2 : _"q q Y824d? ?  2qHP ?q@2!xx3Percent Composition and Molecular Formula WorksheetDaveZach,        Oh+'0p   , 8 DPX`h4Percent Composition and Molecular Formula WorksheetDaveNormalZach3Microsoft Office Word@V@jX@Tv@q ՜.+,0( hp  Hewlett-Packard?  4Percent Composition and Molecular Formula Worksheet Title  !"#$%&'()*+,-./012345689:;<=>@ABCDEFIRoot Entry F KData 1Table2WordDocument0(SummaryInformation(7DocumentSummaryInformation8?CompObjy  F'Microsoft Office Word 97-2003 Document MSWordDocWord.Document.89q