What is a solution?
- AA solid that has been melted
- BA mixture that is the same throughout (homogeneous)
- CA pure compound made of two elements
- DA mixture in which particles settle out on standing
What is a solution?
Hoe heet een verticale kolom van het periodiek systeem?
Welk element heeft het symbool K?
Een magnesiumatoom staat twee elektronen af. Welk ion ontstaat er?
How many molecules are in 2 mol of carbon dioxide?
How does atomic radius change going down a group?
An element has the electron arrangement 2, 8, 8, 2. Where is it on the periodic table?
A gas occupies 4 L at 2 atm and 200 K. What is its volume at 1 atm and 400 K?
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