Study Guide for Exam 1: Chapters E, 1, and 2.1-2.4

Practice flashcards created from the Exam 1 Study Guide covering units, atomic structure, and the quantum-mechanical model of the atom.

How many multiple choice questions are on Exam 1, and what is the time limit?

Exam 1 contains $32$ multiple choice questions, and the time limit is $80\,\text{minutes}$.

How many constants can be stored in calculator memory on the TI-30XIIS for Exam 1?

Up to $5$ constants can be stored in calculator memory on the TI-30XIIS.

What conversion factor relates milliliters to cubic centimeters?

$$1\,\text{mL} = 1\,\text{cm}^3$$

What is the relationship between Hertz ($\text{Hz}$) and seconds ($\text{s}$)?

$$1\,\text{Hz} = 1/\text{s} = 1\,\text{s}^{-1}$$

What is the formula for density ($d$)?

$$d = \frac{m}{V}$$

What power of 10 is represented by each SI unit prefix symbol in the provided table?

M = $10^6$, k = $10^3$, m = $10^{-3}$, $\mu$ = $10^{-6}$, n = $10^{-9}$, p = $10^{-12}$

What equation converts temperature from Celsius ($^\circ\text{C}$) to Fahrenheit ($^\circ\text{F}$)?

$$^\circ\text{F} = 1.8(^\circ\text{C}) + 32$$

What equation converts temperature from Celsius ($^\circ\text{C}$) to Kelvin ($\text{K}$)?

$$\text{K} = ^\circ\text{C} + 273.15$$

What is the value of Avogadro's number ($N_A$) provided on the exam?

$$N_A = 6.022 \times 10^{23}$$

What is the relationship between Joules ($\text{J}$), kilograms ($\text{kg}$), meters ($\text{m}$), and seconds ($\text{s}$)?

$$1\,\text{J} = 1\,\text{kg\,m}^2/\text{s}^2$$

What is the conversion factor between calories ($\text{cal}$) and Joules ($\text{J}$)?

$$1\,\text{cal} = 4.184\,\text{J}$$

What is the value of Planck's constant ($h$) provided on the exam?

$$h = 6.626 \times 10^{-34}\,\text{J\,s}$$

What is the speed of light ($c$) provided on the exam?

$$c = 3.000 \times 10^8\,\text{m/s}$$

What formula relates frequency ($\nu$), speed of light ($c$), and wavelength ($\lambda$)?

$$\nu = \frac{c}{\lambda}$$

What formula calculates de Broglie wavelength ($\lambda$) for a particle with mass ($m$) and velocity ($v$)?

$$\lambda = \frac{h}{m v}$$

Which experiment disproved the plum pudding model and led to the nuclear model of the atom?

The gold foil experiment.

Which atomic experiments from Chapter 1 are covered in the study guide?

Thomson's cathode ray tube experiment, Millikan's oil drop experiment, and Rutherford's gold foil experiment.

What are the three chemical laws covered in Chapter 1?

The Law of Conservation of Mass, the Law of Definite Proportions, and the Law of Multiple Proportions.

What is the order of regions in the electromagnetic spectrum?

Radio, Microwave, Infrared, Visible, Ultraviolet, X-ray, and Gamma Ray.

Are students required to memorize customary US unit conversions for Chapter E?

No, customary US unit conversions (e.g., miles, pounds, inches, gallons) will be given in the question if required.

What formula calculates the energy ($E$) of a photon using frequency ($\nu$)?

$$E = h\nu$$

What formula calculates the energy ($E$) of a photon using wavelength ($\lambda$)?

$$E = \frac{hc}{\lambda}$$