saramerguelo
24.07.2021 •
Chemistry
What is chemical formula of water ? how it is composed
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Ответ:
H2O
Explanation:
it is composed of 2 atoms of Hidro and 1 atom Oxy
Ответ:
The chemical formula for water is H2O..it is composed by the bonding of 2 molecules of hydrogen and one molecule of oxygen,a covalent bond to be specific.
I hope this helps
Ответ:
Explanation: The question asks to write the balanced equation for the decomposition of methanol to form carbon monoxide and hydrogen gas.
In a chemical equation, we write the reactants on the left side and the products on right side and put an arrow between them.
Methanol has one carbon, one oxygen and four hydrogens. Carbon monoxide has one carbon and one oxygen and hydrogen gas has two hydrogens. The unbalanced equation will be:
Carbon and oxygen are balanced but hydrogen is not. Left side has four hydrogen whereas right side has only two. So, to make it balanced, we need to multiply
by 2. The balanced equation will be: