32 g as Oxygen has an Atomic Mass of 16.
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The molar mass of oxygen (O) is approximately 16.00 grams/mol. Therefore, for 2.0 moles of oxygen, the mass would be 2.0 moles x 16.00 g/mol = 32.00 grams.
The molar mass of oxygen (O) is approximately 16.00 g/mol.
The molar mass of hydrogen peroxide (H₂O₂) is approximately 34.01 g/mol.
Molar mass Na: 23 g/mol O : 16 g/mol H : 1 g/mol Total NaOH: 40 g/mol Mass percentage %Na: 23/40 = 57.5% %O : 16/40 = 40% %H : 1 /40 = 2.5%
To calculate the formula mass of Na3NO2, we need to add the atomic masses of each atom in the compound. Na (sodium) has a mass of 22.99 g/mol, N (nitrogen) has a mass of 14.01 g/mol, and O (oxygen) has a mass of 16.00 g/mol. Therefore, the formula mass of Na3NO2 = 3(Na) + 1(N) + 2(O) = 3(22.99) + 14.01 + 2(16.00) = 85.97 g/mol.
The formula mass for NaClO (sodium hypochlorite) is calculated by adding the atomic masses of each element in the compound: Na (sodium) = 22.99 g/mol Cl (chlorine) = 35.45 g/mol O (oxygen) = 16.00 g/mol Formula mass = 22.99 + 35.45 + 16.00 = 74.44 g/mol