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lunaAuvt)o yowa7 = rnto{c1*S vfrd

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rg,trlsuuaqJ sJouoHO}ECI

What is the frequency of a photon whose energy is 1.58 x l0-1eJ?

E= hv (= l,Stuo-teT6 ' road to-./J.s

Write the electron configuration for the following elements.

Br ha 1sr JpL 3t'Z pL 4,t ild'o /Ps

lot Jr'&ro 7st 3rb/t'!s? &s' Jft gt' 3trb 4s' 3Jb

Consider carbon-l4 to answer the following questions.Atomic number 6 akomrc t! = P= eMass number /4# of protons b trnass d atumre # ' Y1

# of elctrons 6 | L4 '- c t2 ' o 't'L

+ "i"""o"* g

tt= twn4 ,r',oo r''tu'T,lt? I oW *_-u':l"l?ffi?a"t"i"e 3

fi =s ;ff;Hrzoo * ::i,* :,: i1lliilt; _ 6o

Find the %&?"Ca3(pO4)2. V1;nt) -:{- - ' 0 3t/a4 a

Ca, 4(t,01 *! = t 20,Ll rum : ili.tfq, , 'u'

,' - uo

"v1 cv H't0 oP 10.41 *J' = Qt. Q 1 tnttl r'.o io tt,, or) rX = 1X g .06 a#t* x /@ '- 38

"ilo"/oHow many ions are in Ca(NO:)z? 3 Trut

(t brr, J Nos-)How many moles of neon are present in 1.5 L at 3.0 atm and zAoC?

r\= k 11 = ffi*, . ,fi1 yxt:ltaNe

The standard heat of vaporizatioff,ii water is 40.79 kJimole. How much energy is required tovaporize 982 gof water, HzO?

450',1ftYAx W xts,0g

The molar heat of fusion for water is 6.009 kJ/mole. How many grams of water grams wouldbe melted if 852 kJ of e4e-rgy is supplied? nUShL{r{)A""ly,i,t:f#1J"d*w,s"x^ffi,J',1'.i,*'*abromineindicataesthat4.00gofcalcium are present. Find the empirical formula of the compound formed.

4.uuqco-rW : IWA t% (nb,Lt(e,'r\1$r , ,yy:, , ,^:::rR6' Lg( utwrwb*-V44'q0J aqTv

qotq (5 ^^^6

KJ1fi0<4 =

Lr"rnol '' ). 6.1 lorrisr* +"Vmolz-f )

Balance the equation and identity the types of reaction.

- Na:Poq + *L KoH ) 9: N"oH +

- KiPo+

-MgFz+-LizCOe>-=---P++-foz)l*PzOrJ RUruOr +-BeFz )-Be(NO:Jz + J RbF

J egNor+-Cu)-Cu[No]z+ J Ag

-CF+ + L Brz)-CBr+ * J F,

o2 ucru +-cuso+ ) -HzSo+

+-cufcN)z

-GaFs*3Cs)JCsF+-Ga: BaS + ** PtFz ) -.__ BaFz + --PtS

-Nz* 3 Hz)J NH:

Oxidation Number ..'^;'$;i; "ff61

(+t\ +b'b\_/

-g in trtdq) +Lato-t

rt -Lz{\in HCIOz( +l ) +1-15 -4

Periodic Trends-atomicradius 4 s*n dn-n V Wrurr-"t""t orr"guiiuity A W ltsrr5ht {' dlt^rl,r

Review the naming and formula writing

fi?lU rotnun[ t'flfi, y-^- nenlwtL *"5cjo,r* rn'lordaCa(ClOr)z , Hz$9+ Fe(NO:)rcaicuvi- u,h,wle a,l{";c a c'id 6 ffi) ,^f^fu

Find the ve{useof a 250 mL liquid whose density is2.4 glt:r':J-

,-6"t,'=vD bso')Q+u{:-. ,) = botl5

Acetylene gas, C2H5, used in welding, produces an extremely hot flame when it burns in pureoxygen according to the following reaction.

How many srams oreach o,"u;:1*t',i.*:t;1?3fltTl3{s; orczHz burns compretery?d.50,, toij Crl-h x tw'tol< Cr&_ * I moles %, _ 4Lt.o ggZ__ ' , 'fl' h.rt' -t6r !- '- " l,nwzn, , ;ffi-=.. ) ' ?

a-56x t()a3c'4' * %fu ^##, W

What are the 7 elements that exist as diatoms?ilr, N40, , F, , Q., 8r, , T,

A2ll g sample of barium carbonate, BaCOr, is placed in a solution of nitric acid. Assuming thatthe acid is prisent in excess, what mass and volumg of dry gargg1 d.ioxide gas at STP will beproduced? Bo%t + zH N0, >2t1s",Qu x ImN, Bac<s. * t,"o<rY4,. zr.,1l . t,/,0 t CAL

t1'7 q wW Tn(A, * rYnK'q

What are the frve pointsJof Kinetic Molecular Theory of gases?

Examples of . t

-Alkafi rhsf4l Na , K, h-Halogen U, Fr0r

9.2 x lAs atoms C : .: :.

q.e* 65 a*wtC.^ tn'k-;66r3ofuns r

72g Na:

_Alkali Earth ae, t4g 1c<-Noble Gas Ne,(r, 11.

obrc.a g(

--1mmc-

,7 Aq Nq* lm&te ur'J fiqx

324atomsZn: 5, 1t * l\-tL

'J-Fl^ S Sen I

f fr, 4+1''^l t4rand J

fDraQrewis structure #if 8!"'"tiu. iiiiJlmotm"t*- -**"td r"....3zq alrrl5za u jsgz,&t 4lffi16tr ktOrnsnd describe thelj

SulfatePhosphateMethane. CH+NzDihydrogen monosulfidePhosphorus trihydride

Soq -" -tP+ta'hdnl

? 1q-t {a-*+6tu}n)

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moles

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Cu +J tluNA, + &<fuAr)" rAJrs 4K

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