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1 mol = 6.02x1023 atoms or molecules or individual units
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∙ 13y ago
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What is the value of avogrado's number?
Approximately 6.02*1023, the number of atoms or molecules in one mole of a substance.
What is meant by the Avogadro number and why is it relevant to the mole?
Avogadro's number is the number of atoms or molecules of a substance that are present in one mole of that substance. It is relevant to the mole by its very definition!
What is the numerical value of pico?
one trillionth
What is one thousand in numerical value?
1000
What is the relationship between avogadros number and one mole of any substance?
A mole of any substance has the Avogadro's number of such units. As an example, a mole of hydrogen atoms is equivalent to 6.022 x 1023 atoms.
Energy required to boil one mole of a substance?
The energy required to boil one mole of a substance is called the heat of vaporization. This value is different for each substance and represents the amount of energy needed to convert one mole of a liquid to a gas at its boiling point temperature. It is typically given in units of joules per mole (J/mol).
What is the value of avogrado's number?
Approximately 6.02*1023, the number of atoms or molecules in one mole of a substance.
Does a blank cell has a numerical value of one?
No. A blank cell has a numerical value of zero.
Why One mole should represent the same volume?
One mole represents the same number of particles, regardless of the substance. Since the volume that a mole occupies is determined by the substance's molar mass and density, one mole of any substance at the same conditions of temperature and pressure will have the same volume.
How many water molecules are in a mole of water?
There are approximately 6.022 x 10^23 water molecules in a mole of water. This value is known as Avogadro's number and represents the number of particles in one mole of a substance.
How many grams in one mole?
The number of grams in one mole of a substance is equal to the substance's molar mass in grams. This value is found on the periodic table as the atomic mass in atomic mass units (u). For example, one mole of carbon (C) is 12.01 grams, one mole of oxygen (O) is 16.00 grams, and so on.
How many atoms in 1 mole?
There are 6.022 x 10^23 atoms in 1 mole of a substance. This number is known as Avogadro's number and represents the number of particles in one mole of a substance.
What is meant by the Avogadro number and why is it relevant to the mole?
Avogadro's number is the number of atoms or molecules of a substance that are present in one mole of that substance. It is relevant to the mole by its very definition!
What does one mole of a substance represent on a microscopic atomic basis?
One mole of a substance represents 6.022 x 10^23 particles (atoms, molecules, ions) of that substance. This number is known as Avogadro's number. On a microscopic level, one mole of a substance contains a specific number of particles that can be calculated using Avogadro's number.
how do we measure how much of a substance we have?
Molar mass of a substance is the mass of one mole of the substance in grams. It has a unit of grams per mole (g mol -1). One mole of any substance contains 6.02 × 10 23 particles. Therefore, the molar mass of a substance contains 6.02 × 10 23 particles of the substance.
Molar is the total combined mass of a mole of a substance?
mass
Is molar mass is mass in grams of one kilogram of any pure substance?
No, molar mass is the mass in grams of one mole of a substance. One mole is equal to the molecular weight of the substance in grams.
