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Safety in a chemistry lab
The basics of lab experiments
Applications to drug analysis
Applications to food analysis
Experimental methodologies
Analysis of a spring water
Introduction
A little theory
Illustrating theory
Get some practice
To find out more
Quiz
A natural mineral water is so called in France because:
It has a sufficient content of mineral salts
It has therapeutic properties
It comes from a natural spring and complies with drinkability standards
Water hardness makes it possible to estimate the quantity of:
calcium and sodium ions
calcium and magnesium ions
magnesium and sodium ions
The alkalimetric title makes it possible to estimate the quantity of:
carbonate ions and HO
-
ions
HO
-
ions only
Na
+
, K
+
, Li
+
alcaline ions
The permanganate index is used to estimate:
The quantity of oxidizable matter (both organic and inorganic)
The quantity of Mn
2+
in solution
The quantity of dissolved O
2
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