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mhchem
  • Member for 6 years, 5 months
  • Last seen more than a month ago
26 votes
Accepted

Why is the letter J omitted in the spdf... sequence?

14 votes
Accepted

Arrows used in chemical reactions

12 votes

Why did the Rio 2016 pool water turn green?

11 votes
Accepted

What is the simplest approach to balance a complex reaction equation?

7 votes

Why one gramm of O and one gramm of O2 icludes same amount of oxygen atoms?

7 votes

Element Song, updated with 118 names?

5 votes

Element Song, updated with 118 names?

4 votes
Accepted

Should compounds in a generic reaction be italicised (typography)?

4 votes
Accepted

Volume of gas in a system

4 votes
Accepted

Is there a difference between Ca++ and Ca(2+)?

4 votes

How can I balance this reaction using the algebraic method?

3 votes

What does an equal sign mean in chemical equations?

2 votes
Accepted

Editions of IUPAC Green Book

2 votes
Accepted

How many atoms are represented in this equation?

2 votes

Water cooling by evaporation

2 votes

A mole of atoms is the number of atoms whose total weight equals the atomic weight?