This is how osmium appears in the periodic table.A purple box has O s at the center and 76 above. Below it says osmium and below
2 answers:
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There are eight moles of oxygen atoms in 1 mole of .
We know that a compound is composed of atoms. The atoms that make up the molecule are chemically combined. It is usual that the number of atoms in the compound would correspond with the chemical formula.
Now we have the compound . In one mole of the compound we have;
- 9 Moles of manganese atom
- 2 moles of chlorine atom
- 8 moles of oxygen atom
Thus, there are eight moles of oxygen atoms in 1 mole of .
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<u>Answer:</u> The mass of sulfuric acid present in 60 mL of solution is 34.1 grams
<u>Explanation:</u>
We are given:
44 % (m/m) solution of sulfuric acid. This means that 44 grams of sulfuric acid is present in 100 grams of solution.
To calculate volume of a substance, we use the equation:
Density of solution = 1.343 g/mL
Mass of solution = 100 g
Putting values in above equation, we get:
To calculate the mass of sulfuric acid present in 60 mL of solution, we use unitary method:
In 77.46 mL of solution, mass of sulfuric acid present is 44 g
So, in 60 mL of solution, mass of sulfuric acid present will be =
Hence, the mass of sulfuric acid present in 60 mL of solution is 34.1 grams