Conversions to Know

Vocabulary flashcards covering metric prefixes, common SI units, and key formulas/constants from Page 1 notes.

yotta (Y)

Prefix representing 10^24.

zetta (Z)

Prefix representing 10^21.

exa (E)

Prefix representing 10^18.

peta (P)

Prefix representing 10^15.

tera (T)

Prefix representing 10^12.

giga (G)

Prefix representing 10^9.

mega (M)

Prefix representing 10^6.

kilo (k)

Prefix representing 10^3.

hecto (h)

Prefix representing 10^2.

deca (da)

Prefix representing 10^1.

deci (d)

Prefix representing 10^-1.

centi (c)

Prefix representing 10^-2.

milli (m)

Prefix representing 10^-3.

micro (μ)

Prefix representing 10^-6.

nano (n)

Prefix representing 10^-9.

pico (p)

Prefix representing 10^-12.

femto (f)

Prefix representing 10^-15.

atto (a)

Prefix representing 10^-18.

zepto (z)

Prefix representing 10^-21.

yocto (y)

Prefix representing 10^-24.

meter (m)

SI unit of length.

gram (g)

Unit of mass commonly used (note: SI base unit is kilogram, but gram is widely used).

liter (L)

Unit of volume.

second (s)

SI unit of time.

pascal (Pa)

SI unit of pressure.

Kelvin (K)

SI unit of absolute temperature.

Celsius (°C)

Unit for measuring temperature on the Celsius scale.

coulomb (C)

SI unit of electric charge.

watt (W)

SI unit of power.

joule (J)

SI unit of energy.

Ideal Gas Law

PV = nRT.

Gas constant (R)

R = 0.08206 L·atm·mol^-1·K^-1.

Avogadro's number

NA = 6.022 × 10^23 mol^-1.

Heat transfer for temperature change

Q = m c ΔT (Q = heat, m = mass, c = specific heat, ΔT = temperature change).

Heat of fusion

Q = m L_fus (latent heat of fusion).

Henry's Law

P = kH × C (P = partial pressure, C = concentration, kH = Henry's constant).

Ion product of water (Kw)

Kw = [H3O^+][OH^-] = 1.0 × 10^-14 at 25°C.

pH

pH = -log [H3O^+] (negative log of hydronium concentration).

Celsius to Fahrenheit conversion

°F = (9/5)°C + 32.

Fahrenheit to Celsius conversion

°C = (5/9)(°F - 32).