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How many sodium ions are in 25.75 grams of sodium chloride?
To calculate the number of sodium ions in 25.75 grams of sodium chloride, first find the molar mass of NaCl (58.44 g/mol). Divide the given mass by the molar mass to find the number of moles of NaCl (0.44 moles). Since each NaCl molecule contains one sodium ion, there are 0.44 moles of sodium ions in 25.75 grams of NaCl.
How many moles are in sodium carbonate?
To calculate the number of moles in sodium carbonate, you need to know the mass of the substance and its molar mass. Once you have the mass, divide it by the molar mass of sodium carbonate (105.99 g/mol) to find the number of moles. For example, if you have 10 grams of sodium carbonate, you would have 0.094 moles (10 g / 105.99 g/mol).
How many atoms are present in 41.23 grams of sodium?
molar mass of sodium = 23 number of mols = mass/ molar mass therefore 46g of Na = 2 mol
What would 124 sodium atoms weigh?
Sodium has an atomic mass of 29.990 g/mol. This means that 124 sodium atoms have a mass of 3718.76 amu, if the isotopes follow the average. To find in grams, the following must be used: 124 sodium atoms equal 2.0598 * 10-22 moles, so 124 sodium atoms have a mass of 6.177 *10-21 grams.
How do you convert 40 mmol of Sodium to grams?
A mole is 6.022*10^23 of a substance. An element's atomic mass, the number below the element's atomic symbol on the periodic table, is the number of grams one mole of that substance weighs. Multiply the number of moles of substance (here, 40 if you meant 40 moles or .04 if you meant millimoles) by the atomic mass of the substance (here, sodium's is 22.98977) to get the final answer in grams.
How many atoms of sodium are present in 3 moles of sodium and what is the mass of it?
1. Three moles of sodium contain 18,06642387.1023 atoms. 2. The mass of three moles of sodium is 68,97 grams.
How many moles are in 10 grams in sodium phosphate?
To calculate the number of moles in 10 grams of sodium phosphate (Na3PO4), we first need to determine the molar mass of Na3PO4, which is approximately 164.0 g/mol. Then, we can use the formula: moles = mass / molar mass. Therefore, for 10 grams of sodium phosphate, there would be approximately 0.061 moles present.
How many grams are there in 10 moles of soduim?
The mass of 1 mole of a substance is the atomic weight of that substance. Na has an atomic weight of approx 22.99 g/mole → 10 moles weight 10 moles × 22.99 g/mole = 229.9 g
How many atoms of sodium are present in 3 moles of sodium and what is mass of it?
each mole contains 6.022*10(raised to the power 23) so three moles of sodium contain 18.066*10(raised to the power 23) mass of one mole of sodium is 11 grams so mass of three moles of sodium is 33 grams
How many moles of sodium oxide will be produced with 10 moles of sodium react with oxygen?
1 mole of Sodium Chloride weighs 58.5 grams (1 mole is the same as the molecular weight of a compound. The molecular mass of Sodium Chloride- NaCl is 23 [Na atomic mass] + 35.5 [Cl atomic mass] which is equal to 58.5 grams).Thus 10 moles would weigh 10x58.5 grams = 585 grams.The answer is 585 grams.
How many moles are in 4.5 x 10-3 g of sodium carbonate?
Dividing by the molar mass of sodium carbonate, we deduce that there are 4.25 x 10-5 moles in 4.5 x 10-3 grams of sodium carbonate.
How many atoms are there in 72.6 grams of sodium?
To determine the number of atoms in 72.6 grams of sodium, you first need to convert grams to moles using the molar mass of sodium. Sodium has a molar mass of approximately 22.99 g/mol. Then, you use Avogadro's number (6.022 x 10^23) to convert moles to atoms.
How many atoms are present in 46.0 grams of sodium?
To determine the number of atoms in 46.0 grams of sodium, you first need to calculate the number of moles of sodium present. With the molar mass of sodium being 22.99 g/mol, you can divide the given mass by the molar mass to find the number of moles. Then, you can use Avogadro's number (6.022 x 10^23) to convert moles to atoms by multiplying the number of moles by Avogadro's number.
How many sodium ions are in 25.75 grams of sodium chloride?
To calculate the number of sodium ions in 25.75 grams of sodium chloride, first find the molar mass of NaCl (58.44 g/mol). Divide the given mass by the molar mass to find the number of moles of NaCl (0.44 moles). Since each NaCl molecule contains one sodium ion, there are 0.44 moles of sodium ions in 25.75 grams of NaCl.
What is the mass of 10 moles of iodine atoms?
Iodine has a molar mass of 129.9g So one mol of Iodine is 129.9g. Therefore 10 moles of iodine would be 1299g.
If a sample of pure sodium has a mass of 8.2 grams and sodium has an average atomic mass of 22.99 gmol how many sodium atoms are there in the sample?
To calculate the number of sodium atoms in the sample, first find the number of moles in the sample by dividing the mass (8.2 g) by the molar mass of sodium (22.99 g/mol). Then, use Avogadro's number (6.022 x 10^23 atoms/mol) to convert moles to atoms. Therefore, there are approximately 2.71 x 10^23 sodium atoms in a sample weighing 8.2 grams.
How many grams of NaCl are present in 10.00 moles?
10 moles of sodium chloride have 584,397 g.
