Midterm 2 practice

Midterm 2 practice - 1 of 14 Name Student ID Number Lab TA Name and Time Practice Second Midquarter Exam Note that this practice exam is much

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 of 14 Chem 2A practice Midquarter II Professor McCurdy Name______________________________________________________ Student ID Number __________________________________________ Lab: TA Name and Time ______________________________________ Practice Second Midquarter Exam: Note that this practice exam is much longer than a real exam, but covers most kinds of questions on the material in all of chapters 6, 8, and 9 of the 9 th edition of the text
Background image of page 1

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

View Full DocumentRight Arrow Icon
2 of 14 Chem 2A practice Midquarter II Professor McCurdy I. Multiple Choice: ( clearly circle the letter of the correct answer) 1. Standard conditions of temperature and pressure (STP) are a) 100 o C, 1 atm. b) 25 o C, 760 mm Hg c) 0 K, 760 mm Hg d) 0 o C, 760 mm Hg e) none of these 2. Boyles law, known since 1662, is (where a is a constant) a) V = a T and constant P b) P = a/V at constant T c) V = a n Avogrado at constant T and P d) PV=nRT e) none of these 3. In an ideal mixture of gases, the partial pressures, P a , of each of the constituent gases a) are each equal to n a RT/V where n a = number of moles of that gas b) are each equal to n RT/V where n = total number of moles c) are each equal to n RT/V a where V a = partial volume for that gas d) satisfy P a V a = n a RT e) none of these 4. Recalling the relation M RT u rms 3 = from the kinetic theory of gases (you may not be given this equation on the real exam), what is the rms spead of H 2 at 25 0 C? a) 1.92 x 10 3 cm/s b) 0.96 x 10 3 cm/s c) 0.96 x 10 3 m/s d) 1.92 x 10 3 m/s e) none of the above
Background image of page 2
3 of 14 Chem 2A practice Midquarter II Professor McCurdy 5. The de Broglie relation, ! / h p = connects which properties? a) The wavelength of light absorbed and the momentum of a particle b) The frequency and wavelength of light c) The wavelength and the momentum of any particle d) The frequency and the momentum of a photon e) none of these 6. The energy of the nth state of a hydrogen-like atom is ( = H R Rydberg constant) 2 2 / n Z R E H n ! = (You may not be given this equation on the real exam.) How much energy is required to ionize the hydrogen atom in its ground state? a)
Background image of page 3

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

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/23/2008 for the course CHEM 2A taught by Professor Guo during the Fall '08 term at UC Davis.

Page1 / 14

Midterm 2 practice - 1 of 14 Name Student ID Number Lab TA Name and Time Practice Second Midquarter Exam Note that this practice exam is much

This preview shows document pages 1 - 4. Sign up to view the full document.

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