🧬 Molecular Weight Calculator

Calculate molecular weights instantly with our interactive periodic table! Perfect for students, researchers, and chemistry enthusiasts!

🎯 Choose Your Learning Mode

🤔 What Is Molecular Weight?

Think of recipe ingredients - molecular weight is like measuring how heavy each ingredient is!

Molecular weight is the sum of all atomic weights in a molecule.

⚡ Essential for medicine dosing, chemical reactions, and material science!

💊
Drug Dosage
Precise medicine calculations
🧪
Lab Work
Solution preparation
🍕
Food Science
Nutrition analysis
🏭
Industry
Chemical manufacturing
🌡️
Climate Science
Greenhouse gas analysis
💄
Cosmetics
Product formulation

🚀 Common Compounds

⚗️ Formula Input

1
H
1.008
2
He
4.003
3
Li
6.941
5
B
10.81
6
C
12.01
7
N
14.01
8
O
16.00
9
F
19.00
11
Na
22.99
12
Mg
24.31
14
Si
28.09
15
P
30.97
16
S
32.07
17
Cl
35.45
19
K
39.10
20
Ca
40.08
26
Fe
55.85
29
Cu
63.55
H2O
18.015 g/mol
Hydrogen (H) × 2 2.016 g/mol
Oxygen (O) × 1 15.999 g/mol
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