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Quantity | Symbol | Traditional Units | SI Units |
---|---|---|---|
Acceleration of gravity | g | 980.6 cm/s | 9.806 m/s |
Atomic mass unit (1/12th of the mass of 12C atom) |
amu | 1.6606 X 10-24 g | 1.6606 X 10-27 kg |
Avogadro constant | Na | 6.022 X 1023 particles/mol | 6.022 X 1023 particles/mol |
Boltzmann constant | k | 1.3807 X10-16 erg/K | 1.3807 X 10-23 J/K |
Charge-to-mass ratio of electron | e/m | 1.7588 X 108 Coulomb/g | 1.7588 X 1011 C/kg |
Electronic charge | e | 1.60219 X 10-19 Coulomb 4.8033 X 10-19 esu | 1.60219 X 10-19 C |
Faraday constant | F | 96,487 C·eq-1 | 96,487 C·mol-1 |
Gas constant | R | 1.987 cal/mol. K | 8.3145 kPa dm3/ mol .K 8.3145 J/ mol.K |
Molar volume (STP) | Vm | 22.710981 L/mol | 22.710981 X 10-3 m3/mol 22.710981 dm3/ mol |
Neutron rest mass | mn | 1.67495 X 10-24 g 1.008665 u | 1.67495 X 10-27 kg |
Proton rest mass | mp | 1.6726 X 10-24 g 1.007277 u | 1.6726 X 10-27 kg |
Electron rest mass | me | 9.10952 X 10-28 g | 9.10952 X 10-31 kg |
Speed of light (in vacuum) | c | 2.9979 X 10-10 cm/s | 2.9979 X 108 m/s |
Plank constant | h | 6.6262 X 10-27 ergs | 6.6262 X 10-34 J.s |
Physical Dimension | Symbol for Quantity | SI Symbol | Name of SI Units |
---|---|---|---|
Length | l | m | meter |
Mass | m | kg | kilogram |
Time | t | s | second |
Electric current | I | A | ampere |
Thermodynamic temperature | T | K | Kelvin |
Amount of substance | n | Mole | mole |
Luminous intensity | Iv | cd | candela |
Multiple | Prefix | Symbol |
---|---|---|
10-15 | Femto | f |
10-12 | Pico | p |
10-9 | Nano | n |
10-6 | Micro | µ |
10-3 | Milli | m |
10-2 | Centi | c |
10-1 | Deci | d |
10 | Deca | da |
102 | Hecta | h |
103 | Kilo | k |
106 | Mega | M |
109 | Giga | G |
1012 | Tera | T |
1015 | Peta | P |
Name | pH range | Color Change |
---|---|---|
Thymol Blue | 1.2-2.8 | Red to Yellow |
Bromophenol Blue | 3.0-4.6 | Yellow to Blue |
Congo Red | 3.0-5.0 | Blue to Red |
Bromophenol Blue | 3.0-4.5 | Yellow to Blue |
Methyl Orange | 3.2-4.2 | Red to Yellow/Orange |
Bromocresol Green | 3.8-5.4 | Yellow to Blue |
Methyl Red | 4.2-6.2 | Pink to Yellow |
Methyl Red Hydrochloride | 4.2-6.2 | Pink to Yellow |
Rosolic Acid | 5.0-8.0 | Mow to Red |
Bromocresol Purple | 5.2-6.8 | Yellow to Purple |
Alizarin | 5.8-7.2 | Yellow to Red |
Bromothymol Blue | 6.0-7.6 | Yellow to Blue |
m-Nitrophenol | 6.8-8.6 | Colorless to Yellow |
Phenol Red | 6.8-8.2 | Yellow to Red |
Cresol Red | 7.0-8.8 | Yellow to Violet Red |
Thymol Blue | 8.0-9.2 | Yellow to Blue |
Phenolphthalein | 8.0-10.0 | Colorless to Red |
Thymolphthalein | 8.8-10.5 | Colorless to Blue |
Alizarin | 1.0-13.0 | Red to Purple |
Acid Fuchsin | 12.0-14.0 | Red to Colorless |
Specific Gravity (20°C) | Molarity (M) | Qualtity required in ml to make 1 liter 1 Molar Solution | Normality (N) | Quantity required in ml to make 1 liter 1 Normal Solution | |
---|---|---|---|---|---|
Glacial Acetic acid | 1.05 | 17.4 | 57.5 | 17.4 | 57.5 |
Ammonia 30% | 0.89 | 14.5 | 69 | 14.5 | 69 |
Ammonia 25% | 0.91 | 13.4 | 74.6 | 13.4 | 74.6 |
Hydrochloric acid 36% | 1.18 | 11.7 | 85.8 | 11.7 | 85.8 |
Hydrofluoric acid 40% | 1.13 | 22.6 | 44.2 | 22.6 | 44.2 |
Hydrofluoric acid 48% | 1.15 | 28.9 | 34.5 | 28.9 | 34.5 |
Nitric acid 70% | 1.42 | 15.8 | 63.3 | 15.8 | 63.3 |
Perchloric acid 60% | 1.54 | 9.2 | 108.7 | 9.2 | 108.7 |
Perchloric acid 70% | 1.67 | 11.6 | 86.2 | 11.6 | 86.2 |
Sulphuric acid 98% | 1.84 | 18 | 53.1 | 36 | 26.2 |
Phosphoric acid 85% | 1.7 | 15.2 | 65.8 | 45.6 | 21.9 |