Question

Name: 19) Phe() would have the lowest solubility in AO 10 MCB R 0.10 M AB CO TOM NACI D 0.10 M NaBr 23) Which of the following has the highest entropy? A. Core BNR) C (48) D. Here) 24) Predict the entropy change AS of the following reaction CCL)-C(s) + 2Cl() Entropy 20) Which of the following has the highest entropy? A Brg) BF:(8) C CI g) D. They have the same entropy 21) Place the following gases in order of increasing entropy at 298 K NO, 00 SO: A SO, <C0, <NO, B. CO, NO, <SO, CSO <NO, <CO, D. NO, <CO, SO, 22) Which one of the following substances is expected to have the key est standard molar entropy S 298 B. impossible to determine C =0 DO 25) Which reaction is most likely to have a positive entropy change AS > 0 A 3 NO.()+H.O(I) -2 HNO (aq) + NO(g) B. C(s) +CI(8) CaCl(s) C CH,OH(1) ► 00(g) + 2 H.(g) D. 2 Helg) +0/8)2 HgO(s) 26) Which of the following processes shows a decrease in entropy AS <0 of the system? A. COB (g) → CO(g) + Br (B) B. KBRO (3) BrO (aq) C. 2 NO(g) + O:(8) ► NO8) D. CH,OH(U) - CO(g) + 2 H2(E) A Cl, (g) B. NaCl(aq) Na(s) D. NaCl(s) Matching Identify the following solutions as an acid, a base, or neutral. A Acid C Neutral B. Base 27) pOH =2.58 28) [H"] = 3.72x10 29) pOH - 7.00 30) [OH - 3.72x107 31) POH - 12.04 32) (OH) = 4.27x10

Answer 1

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2 10 PG Boz is less soluble salt. And solublity of salt decreases more when Any strony electrolyte containing com mon con with is present And B 0:10 M BER AL BKS As It have Bro conc" = 0.30M = other Boo in Oolm Alla Bo - Oolm Bro in ool Ca Br2 = 0.2 M Bro in bol Nace - OM