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What is the mass number for hanium?
The mass number for an element is the sum of its protons and neutrons, while "hanium" is not a known element. If you are referring to a hypothetical element or a name that is not recognized in the periodic table, then a mass number cannot be determined.
What is the mass percent composition of an element in a molecule?
Percentage composition= (mass of the element/mass of the molecule)*100 The fraction of the molecule's mass that comes from the element's mass
What is the mass of 175 atoms of gold?
The mass of one gold atom is approximately 197 atomic mass units. Therefore, the mass of 175 gold atoms would be approximately 34,475 atomic mass units.
The molar mass of an element is equal to?
The molar mass of an element is equal to the atomic mass of that element expressed in grams per mole. It represents the mass of one mole of atoms of that element.
How to find the mass of an element in a chemical compound?
To find the mass of an element in a chemical compound, you can use the atomic mass of the element from the periodic table and the number of atoms of that element in the compound. Multiply the atomic mass by the number of atoms, and you will get the mass of that element in the compound.
