C3HW6a_3 - 12/18/11 View Attempt 1/4

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Unformatted text preview: 12/18/11 View Attempt 1/4 learn.uh.edu/webct/urw/«/ViewStudentAttempt.dowebct?attempt=4811213« VieZ Attempt 3 of 5 TiWle: C3HW6a SWaUWed: Oc WobeU 16, 2011 12:34 AM SXbmiWWed: Oc WobeU 16, 2011 1:34 AM Time VpenW: 01:00:15 Total score: 7/10 = 70% ToWal Vc oUe adjXVWed b\ 0.0 Ma[imXm poVVible Vc oUe: 10 Done 1. Ammonia Zill Ueac W ZiWh flXoUine Wo pUodXc e diniWUogen WeWUaflXoUide and h\dUogen flXoUide. 2NH 3 (g) + 5F 2 (g) => N 2 F 4 (g) + 6HF(g) HoZ man\ moleV of NH 3 aUe needed Wo Ueac W c ompleWel\ ZiWh 27.2 mol of F 2 ? Student Response Correct AnsZer A. 4.54 mol B. 68.0 mol C. 13.6 mol D. 10.9 mol E. 27.2 mol Sc oUe: 1/1 2. AlXminXm o[ide foUmV Zhen alXminXm Ueac WV ZiWh o[\gen. 4Al(V) + 3O 2 (g) => 2Al 2 O 3 (V) If a mi[WXUe of 41.25 g of alXminXm and 58.83 g of o[\gen Ueac WV, ZhaW maVV of alXminXm o[ide c an be foUmed? Student Response Correct AnsZer A. 77.92 g B. 125.0 g C. 155.9 g D. 187.5 g E. 100.1 g Sc oUe: 1/1 3....
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This note was uploaded on 12/18/2011 for the course CHEM 1372 taught by Professor Staff during the Spring '08 term at University of Houston.

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C3HW6a_3 - 12/18/11 View Attempt 1/4

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