exam2_equationsheet

exam2_equationsheet - + ] equilibrium /[HA] initial Do not...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
1 A e e A A = = ln ln( ) ln ln ln A B A B = - ln ln A x A x = ( ) e e e A B A B - = t k 1 2 0 693 / . = k Ae E RT a = - / Honors General Chemistry II (CHM 2046H) Potentially useful information, Exam 2 1 in = 2.54 cm (exactly) 1 lb = 453.59 g 1 L = 1.0567 qt 1 amu = 1.6605 ×10 -24 g e = 1.602 × 10 -19 C ° C = 5 / 9 ( ° F – 32) ° F = 9 / 5 ° C + 32 K = ° C + 273.15 N A = 6.022×10 23 1 J = 1 kg·m 2 /s 2 1 Pa = 1 N/m 2 1 cal = 4.184 J (exactly) 1 atm = 101.325 kPa = 760 mm Hg (exactly) = 760 torr (exactly) = 29.921 in Hg = 14.6956 lb/in 2 = 1.01325 bar PV = nRT R L atm mol K J mol K = = 0 08206 8 314 . . P 1 = X 1 P total q = s·m· Δ T ln P H RT C vap = - + Δ S g = k P g P A = X A A T b = K b m T f = K f m π = MRT Δ rxn = Σ Δ H f °(products) – Σ Δ H f °(reactants) n c p RT K K Δ = ) ( ( ) a b a ab b - = - + 2 2 2 2 x b b ac a = - ± - 2 4 2 are the solutions for ax 2 + bx + c = 0 . pH = -log[H 3 O + ] pOH = -log[OH - ] pKa = -log K a K w = 1.0 × 10 -14 at 25 °C K a × K b = K w Percent ionization = [H
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: + ] equilibrium /[HA] initial Do not turn or remove this page until you are told to begin the exam. Each problem has ONE BEST ANSWER. Bubble in your answers on the Green Scantron form. Draw a box around the answer for the other questions. No extra time will be given to transfer answers to the Scantron sheet. You may remove the top sheet of the exam after you have been given instructions to begin the exam. Use correct significant figures, include units, and show all work to receive full credit. [ ] [ ] A A kt t- = ln [ ] [ ] A A kt t = -1 1 [ ] [ ] A A kt t- = -Δ-= 1 2 1 2 1 1 ln T T R H P P vap 2...
View Full Document

This note was uploaded on 12/13/2011 for the course CHM 2046h taught by Professor Lufaso during the Fall '11 term at UNF.

Page1 / 2

exam2_equationsheet - + ] equilibrium /[HA] initial Do not...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online