How do you calculate moles of NaCl?
One mole of sodium (Na) is 22.99 g, and 1 mole of chlorine is 35.45 g. For sodium chloride (NaCl) they are in a ratio of 1:1 so the molar mass of NaCl is 22.99 + 35.45 = 58.44 g/mol.
How many moles of atoms are in NaCl?
Sodium Chloride or NaCl is made up of two elements, sodium (or Na) and chlorine (or Cl). A molecule of sodium chloride, NaCl, consists of one atom each of sodium and chlorine. Hence, each molecule of NaCl has 2 atoms total.
How many moles of sodium are in NaCl?
6.023*10^23 atoms of Na = 1 mol of Na. 6.023*10^23 atoms of Cl = 1 mol of Cl. 6.023*10^23 molecules of NaCl = 1 mol of NaCl.
How many moles are in sodium?
In grams, a mole is one formula mass. For example, 1 mol of sodium (Na) has a mass of 22.9898 g (the mass on the periodic table). And 1 mol of chlorine (Cl) has a mass of 35.453 g (the mass on the periodic table).
How many atoms are there in 2 moles of NaCl?
To calculate the number of atoms in two moles of sodium, use dimensional analysis. 2.0 moles Na x 6.022⋅1023g1mol=1.20⋅1024 atoms of Na.
How many moles of sodium and chloride are in NaCl?
Sodium chloride, commonly known as salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. So, we can say that the number of moles associated with 1.17g sodium chloride is 0.02moles.
What is the molar concentration of NaCl?
c(NaCl) = 11.6 g58 g/mol / 104.3 mL = 0.00192 mol/mL = 1.92 mol/L. Here, 58 g/mol is the molar mass of NaCl.
How many moles are in sodium hydroxide?
The molar mass tells you the mass of exactly one mole of a given substance. In this case, sodium hydroxide has a molar mass of 39.997 g mol−1 , which implies that one mole of sodium hydroxide has a mass of 39.997 g .
How many atoms are in a mole?
The value of the mole is equal to the number of atoms in exactly 12 grams of pure carbon-12. 12.00 g C-12 = 1 mol C-12 atoms = 6.022 × 1023 atoms • The number of particles in 1 mole is called Avogadro’s Number (6.0221421 x 1023).