Equations Flashcards
(13 cards)
1
Q
What is the equation for atomic mass?
A
Ar= (isotope mass x abundance) / total abundance
2
Q
What is the equation for KE
A
0.5mV^2
3
Q
What is the equation for velocity
A
V=d/t
4
Q
What is the equation for concentration?
A
C=n/V
5
Q
What is the percentage yield equation?
A
Actually mass of product/ theoretical mass of product X100
6
Q
What is the atom economy equation?
A
Mr of desired product/ Sum of mr of all reactants X100
7
Q
What is the percentage uncertainty equation?
A
Uncertainty/ Measured value X100
8
Q
What is the ideal gas equation?
A
pV=nRT
9
Q
What are the equations for Calorimetry?
A
Q=mcΔT
ΔH= -Q/n
10
Q
What is the pH equation?
A
pH = –log10 [H+ ]
11
Q
What is the Kw equation
A
Kw = [H+][OH–]
12
Q
What is the equation for pKa
A
pKa = –log10 Ka
13
Q
What is the Ka expression?
A
Ka= [H+][A–] / [HA]
