Atoms of which two elements have a combined total of 23 protons?
1 answer:
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the oxidation number of carbon in MgCO3 = +IV
the oxidation number of carbon in CO2 = +IV
so, there is no change
Mass of KMnO4 required : 31.607 g
<h3>Further explanation </h3>The reaction equation is the chemical formula of reagents and product substances
A reaction coefficient is a number in the chemical formula of a substance involved in the reaction equation. The reaction coefficient is useful for equalizing reagents and products
Reaction
2KMnO₄ → K₂MnO₄ + MnO₂ + O₂
mol of O₂ :
mol ratio KMnO₄ : O₂ = 2 : 1
mol of KMnO₄ :
mass of KMnO₄ :
MW KMnO₄ : 158,034 g/mol