GENERAL CHEMISTRY CHEM 1202
Popular in Course
Popular in Chemistry
This 13 page Class Notes was uploaded by Malcolm Glover on Tuesday October 13, 2015. The Class Notes belongs to CHEM 1202 at Louisiana State University taught by P. Kolniak in Fall. Since its upload, it has received 27 views. For similar materials see /class/223098/chem-1202-louisiana-state-university in Chemistry at Louisiana State University.
Reviews for GENERAL CHEMISTRY
Report this Material
What is Karma?
Karma is the currency of StudySoup.
You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!
Date Created: 10/13/15
runsepta N 9999 W 99 h 9999 l and ii only ll only lll only ill and lV only With regard to kinetics which of the following statements is are True The addition of a catalyst lowers the activation energy barrier of the reaction The addition of a catalyst changes the equilibrium constant E Changing the temperature of a reaction does not affect the rate constant k 3 i only ll only lll only l and ll only All are False 2 N0g w N2g 02g KQ 24 x 103 Q K and the reaction is at equilibrium QltK and the reaction will proceed in the forward direction to make more products QltK and the reaction will proceed in the reverse direction to make more reactants QgtK and the reaction will proceed in the forward direction to make more products QgtK and the reaction will proceed in the reverse direction to make more reactants lndentify or a for the following terms given the condition melting of ice H20 5 H20 1 qsys39 and ASsyS qsys and ASSyS qsys and ASSyS qsyS and ASsyS qsys O and ASsyS DP F397 gt1 999 For the toiiowing reaction how is the tate of disappearance of the teactant ieiated to the rate of appearance for the products 4 His gt gt P4 g 6 H2 g t4 MPH At AP4jAt t6A zjAt 14APB3jAt AjP4jAt we Mitzim Minnam AEP4jAt ic ARMAt mommam Amim we MszAt APH3jAt mienm 6 AtszAt Consider the titrations curves of the following acids A B C Which of the following is correct Acid C is stronger than B Acid A will produce the weakest conjugate base of B amp C Acid B will produce the strongest conjugate base of A amp C Acid A will produce the strongest conjugate base of B amp C 1 Acid B is stronger than A it e What is the oxidation number of P in HPO4392 5 gtlt 00030 gt3 999 l0 Din 53 Given the following information At 298 K the concentrtion of M B 02 M and AB l M AGOM w 9 lclrnol and R 00083 l4 hlnrolwl ls the reaction at equilibrium And what is the AGM Ms B is 2 AB is Yes Aern 00 klniol No Aern l025 leimoi No Aern 50l3 ltdmoi No Aern 0730 lclrnol No AGE l0975 klmol What is the rate law for the reaction below given the following data M as B as C 30 gt 2 D as E 0 Experiment A IV E M C M Initial Rate MS i 001 003 0400 008 2 001 003 m 0200l 001 3 001 009 J 0200 003 4 002 J 009 0200 024 rate k A3 B2 rate k A3BC3 0 rate k A3C3 rate k AHBHC rate k A4BC w W 39 eterogeneous reaction m B 0 C 0 B S and C 1 am PlaCEd icontainer at excess and allowed to reachquilibriu a COnsider the follOwin the equilibrium constant for this reaction Kc 040 what would be the equilibrium concentration of A g Given the following reatio which statement is tyne in the forward direction aq H20 1 3 1304392 aq OHquot aq 1904393 is the d HP 04quot2 is its conjugate H20 is the acid and OH is its conjugate acid 0 1904 3 is the acid and HPO4392 is its conjugate base H20 is the base and OH39 is its conjugate acid a amp d are both correct l2 What is the AGORXN for a particular reaction that generates a AH RXN of mlW idmOi at 250C and has a AS RXN is 256 iKmniol a 9375 klmol h 6350 klmol c 2550 kirnol d e No25 klrnol kJmol l3 From the thermodynamic data given below calculate RXN for the following reaction Uo s 4 HF g as on s 2 H20 g any kJmol U02 s gross HF g 269 UE4s 4914 n20 g 242 237 kl 4559 kl 4559 kl 802 kl 3591 kl 9943 l4 Given the following voltaic cell which statement is true W 4 Ag aq equot gt Ags E 0799 V I Zn2aq 2639 gt Zns E0 O763 V 3 at a w o t 3 a Ag s1s the anode and Zn 5 is the cathode Electrons ow from Zn s to Ag s Zn s is the anode and Ag 3 is the cathode Electrons ow from Ag 3 to Zn s Ag s is the anode and Zn s is the cathode Electrons flow from Ag 3 to Zn 3 Zn s is the anode and Ag 3 is the cathode Electrons ow from Zn s to Ag s r g 1 w in Ifquot quotlatex539rrlf39 1 99S l5 What is the rate law for the ovei all reaction 2 A B m D E if the mechanism consists of these AB DC Steplafast Rate sztsi Rate MAKE Rate kiAllellCl Rate klAHCl Rate kA2 l6 What is the correct equilibrium expression for the following reaction 9 4 HCl aq 02 g w 2 2 Clz g a ngOlthlle chth h HC14O M H20llelzlz 4H0 02 6 21212 02 17 Given the following acids and their associated pKa s which is the weakest acid H28 pKa 71 ClgCOOI l pKa 07 CH3COOH pKa 47 NH4 pKa 92 6 H2803 pKa 18 4093 9 18 6292 P 19 DPAP Consider a genetic indicator in that is a weak acid The base fonn in is pink and the conjugate acid llln is colorless is the correct answet for the color of this indicator if l M NaGl l solution is added in w W W 1 The equilibrium will shift tight and the solution will be colorless The equilibrium will shift left and the solution will be pink The equilibrium will shift left and the solution will be colorless The equilibrium will shift tight and the solution will be pink The equilibrium will have equal parts of Hln and inquot and the solution will be light pink From the thermodyic data gi below calulate ASORX r the following reaction Na2C03 s gt 2 Na s Cgmphite s 03 g Sf lmolK NagCOg 136 lmoleK Na 5 510 17111th C s 60 lmolelsl 03 g 238 lmoleK 159111 159JK 2101K 2101K 204 JK Given the following redox reaction at 298 K 2 Al s 3 Cu2 aq gt aq 3 Cu 3 lf the Cu2 05 M Al39s 08 M Al and Cu s is in excess what would be the non standard cell potential ECELL for this electrochemical cell 21 1he decomposition of some ovvn is first order and proceeds as follows X g gt something else it has been found to have a first order haltllife tug of 50s How long will it take for X to 39 decay to 10 of its original amount a 760 s h 2236 s c 16613 s M d 50 s e 5 s 22 Which of the following reactions is AT equilibrium 1nit Cone 10 M 08 M 20 M 1 112 g F2 g 1 2 HF g1 Kc 25 Q 1nit Cone 2 M 39 2 M 10 M 11 Ag2B g mm Cg Kc0125 a 1 only 1 11 only c All are at equilibrium d None are at equilibrium e Not enough information 3 What is the pH of a 4 X 10quot2 M 3 solution 3 pH 140 pH 1260 0 pH 200 d pH 050 e pH 700 5 93 24 With regad to enthalpy which of the following statements is are True 1 negative value indicates that a reactiois exothermic 0 for any element in its natural Orrinstandard state 111 thalpy refers to the amount of disorder inasystem 1V For any spontaneous process the Enthalpy of the universe increases 1 amp 11 only 11 amp 1V only 111 only 1 amp 1V only 1 11 amp 1V only 99097 e 25 What is the exidatien nnmher ef the eiernent 0 in a 4 h 0 e 2 d 4 e 6 26 Censider the feiiewing generic reaetien I 0 gt P This is a first Order reaetien it has been determined that at seme temperature the specific rate constant k 12 months Calculate haw mueh 0 remains after 4 months starting with a eeneentration 0f 80 M 00010 M r 5100 M 00658 M 4950 M 4925 M 9995 27 Censi the t eowing retion A quot D a A Kc 9 at some temperature The foilo ing ehentratire B 10 M and C 30 M D 10 M What is the equilibrium coneentratien at C Check by subs your jeq im o EE campare to Kc 9399 9 2839 on avarage the pH 0f 301116 38 at is ta 1 a 631 x 103911M b 224x10392 M c 371x10393 M d 6 158X10394M 428X10394M 29 DP 95799 Which of the following descrihes the relationship hetween amp if one takes aluminum rod and don to rn empture as a result the sip qandw qandw qandw qandw d0andw Given the following reactiona which is true under standard conditions 2 Au3 aq 6 or aq 2 Au s 3 Ci2 g E00611 an v AGO gt O and K lt 1 9 h AGO lt o and K gt 1 AGO o and K 0 AGquot gt O and K gt l AGO lt O and K lt l A reaction has k1 36 X l0 1 squot1 at 200 K When the temperature is increased to 400 K the new measured 2 72 X 10391 s 1Calculate the Ea value for this reaction 1153 kJmol 4610 kJmol 0651 kJrnol 008314 kJmol 2305 kJmol a a a 139 According to the Le Chatlier s Principle which of the following would force the following exothermic reaction to produce g A s 2 B g far 5 g 2 D g a 1 Increase the aunt D g ll increase the amount B g lH Add more heat 1V increase the pressure on the system I only H only H amp 1H only H ill amp 1V only All are would produce more C 33 9 34 n 9u gts a ll35kl 35kJ a 35kl 39 Which of the following l only ll only ll amp lll only l9 ll amp lll only lV only Given the value tesnlts in a solntion when dissolved in water Nat Nal of AH RXN for the two reactions below AHORXN 2 g M gt mg We gt mg 2F2ltggt IF5gl a 355kl gtlt l135kJ tile We AHORXN 745kJ in kl for the following overall reaction AHORXN 2 From the thermonaie data given below calculate AG RXN for the following reaction E5 t ZHN AGfquot klmoi N02 g 520 PhCD 230 HNO3 1 80 li gt g 87 1 kJmOl l kJmol 147 kJmol 185 kJmol 185 kJmol gtllt 03 an 0 g gt 3 2 g 36 Given the following halfmcell reactions What would be the potential for this galvanic cell 2118 S I 2639 SG4392 aq 4 if aq 26quot Zn 4 an 061 144 volts 1 12so3 aq H20 11 061 o17 VOllS 1 l27 volts l6l volts l27 volts 08l volts l6l volts 37 What is the solubility of Mg0 a 794x lO39SM b l26x104M c l59x 10411 d 6 23sx10394M 100x10 7M 38 Given the following whic s C Z aq 20 aq m HCOZ39 aq no aq a 302 2 is the acid and HCOZ39 is its conjugate base b C02392 is the base and HCOZ39 is its conjugate acid c H20 is the base and H0quot is its conjugate acid d e H20 is the acid and HCOZquot is its conjugate acid C02392 is the base and H039 is its conjugate acid 39 Use the following reaction to calculate how many kl of heat is produced when 400 grams of A MM 55 gmol is reacted in the presence of excess B 2A g Bg gt AZB g AH RXN250kJmol a 4545 k Kquot b 9091 11 gtxlt gtxlt c 18175 kJ d 6 36350 kJ 125 k 40 When the following redox reaction is balanced and the coefficients are reduced to their lowest wholenumber terms how many OH are present 113 1 2 g L Zn2 aq 2 H201 basic solution a a a at 99 9 9 44 4 99 of a too M anonymous acid HA solution that has a Ka a x W5 pH2 78 pll322 pH l6l pH2ll pliz422 At what minimum minetuie Wl t e following teaction he spontaneous for an hypothetical metal M M02 s C s graphite M s C02 g Given AH rxn is l33 klmol and that AS rxn is 285 lKmmol A titration of 80 ml of 04 M carbonic acid H2C03 required 40 ml of 08 M NaOH to teach the equivalence point What is the pH at this endpoint Ka for H2C03 43 x l0quot7 PH 3953 PH 3 4104 PH 7 000 r pH M1047 Which of the folin 01 M NaCl H M NazCO3 01 01 HZCO3 g 01 M C5H5N 01 M C5H5NHCl I only ll only Ill only 11 amp TV only H 111 amp lV only 45 N16 bailing paint fm PURE hmmgm psmxidgs 2029 is 35707K9 giwn that ifs A ovap 44 HmoL mlcula m its ASOWQ H202 a H202 Q a 1230 JKumol h 812 JKamol 0 8120 JKamcl 05 1573 JKmmo 2500 JKumol
Are you sure you want to buy this material for
You're already Subscribed!
Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'