C/P

Question 1

Kcat = …

Answer 1

Vmax / [E]

Question 2

Charge (Q) = …

Answer 2

Voltage (V) • capacitance (C)

Q = CV

Question 3

Power (P) = …

Answer 3

Force (F) • velocity (v)
P = Fv

Work (W) / time (t)
P = W/t

Mass (kg) • gravitational acceleration (10 m/s•s) • height (m) / time (s)
P = mgh / t

Question 4

Pressure (P) • volume (V) = …

Answer 4

Moles (n) • 0.08 (R) • temperature (T)

PV = nRT

Question 5

Avogadro’s number

Answer 5

6.02 x 10^-23

Question 6

Kw = …

Answer 6

Ka • Kb

[H+] • [OH-]

Question 7

pH = …

Answer 7

-log [H+]

Question 8

pOH = …

Answer 8

-log [OH-]

Question 9

Ka = …

Answer 9

[H+] [A-] / [HA]

Question 10

Kb = …

Answer 10

[OH-][HB+] / [B]

Question 11

pKa = …
pKb = …

Answer 11

pKa = -log Ka

pKb = -log Kb

Question 12

pH = …

Answer 12

pKa + log [A-]/[HA]

Question 13

E = …

Answer 13

h • f

h = Plancks constant 6.62 x 10^34
f = frequency

E = hf

Question 14

E = …

Answer 14

(h • c) / λ

h = Plancks constant (6.62 x 10^34)
c = speed of light (3 x 10^8)
λ = wavelength

E = hc/λ

Question 15

Resistivity is the inverse of…

Answer 15

Conductivity

R = 1/C

Question 16

Volume flow rate Q = …

Answer 16

Area • velocity

Q = Av

Question 17

Frequency (f) • wavelength (λ) = …

Answer 17

Velocity (v)

V = f λ

Question 18

Ohm’s law

Answer 18

V = IR

Question 19

Electric power (P) = …

Answer 19

Current (I) • voltage (V)
P = IV

Current squared (I^2) • resistivity (R)
P = I^2 • R

Voltage squared (V^2) / resistivity (R)
P = V^2 / R

Question 20

Current (I) = …

Answer 20

Charge (Q) / time (t)

I = Q/t

Question 21

Series resistors

Answer 21

Rtotal = R1 + R2 + …

Question 22

Parallel resistors

Answer 22

1/Rtotal = 1/R1 + 1/R2 + …

Question 23

Series capacitors

Answer 23

1/Ctotal = 1/C1 + 1/C2 +…

Question 24

Parallel capacitors

Answer 24

Ctotal = C1 + C2 + …

Question 25

Potential energy (PE) = …

Answer 25

Half charge (1/2 Q) • voltage (V) PE = 1/2QV

Question 26

Energy (U) = …

Answer 26

Half capacitance (1/2 C) • voltage squared (V^2) U = 1/2C • V^2

Question 27

Force by an electric field (F) = …

Answer 27

charge (q) • electric field (E) F = qE

Question 28

Specific heat capacity (Q) = …

Answer 28

Q = mcΔT mass • specific heat • change in temperate

Question 29

Force of gravity (Fgravity) = …

Answer 29

mass • gravity’s acceleration (10m/s•s) F = mg

Question 30

Kinetic energy (KE) = …

Answer 30

Half mass (1/2m) • velocity squared (v^2) KE = 1/2m • v^2

Question 31

Gravitational potential energy (PEgrav) = …

Answer 31

mass (kg) • Earth’s gravity (10 m/s•s) • height (m) PE = mgh

Question 32

Lens power (P) = …

Answer 32

1 / focal length (f) P = 1/f

Question 33

Magnification (m) = …

Answer 33

image distance (i) / object distance (o) m = i/o Positive m = upright Negative m = inverted

Question 34

Thin lens equation

Answer 34

1 / focal length (F) = (1 / distance to the object (o)) + (1 / distance to the image (i)) 1/f = 1/o + 1/i

Question 35

Index of refraction (n) = …

Answer 35

Speed of light in a vacuum (c = 3 x 10^8) / speed of light in medium (v) n = c/v

Question 36

Work (J) = …

Answer 36

Power (W) x time (s) Work = Power • time Energy = Power • time

Question 37

At STP (0°C and 1 atm), one mole of any gas occupies a volume of…

Answer 37

22.4 L

Question 38

Spring force (F) = …

Answer 38

-spring constant (k) • spring stretch or compression (x) F = -kx

Question 39

Elastic energy (U) = …

Answer 39

Half spring constant (0.5k) • change in position squared (x^2) U = 1/2kx^2