0.19 mol
978 g calcium contain 24,4 moles.
29,0 g of calcium is equal to 0,723 moles.
67,4 g HCl is equivalent to 1,85 moles.
14,84 g magnesium are equivalent to 0,61 moles.
97,5 g of oxygen is equal to 5,416 moles.
To calculate the number of moles in 165 g of magnesium, we first need to find the molar mass of magnesium, which is 24.305 g/mol. Then, we divide the given mass by the molar mass to find the number of moles. So, 165 g / 24.305 g/mol ≈ 6.79 moles of magnesium.
To determine the number of moles in 165 grams of potassium sulfate (K2SO4), we first calculate its molar mass. The molar mass of K2SO4 is approximately 174.26 g/mol. Therefore, to find the number of moles, we divide the mass (165 g) by the molar mass (174.26 g/mol), which gives about 0.95 moles of K2SO4.
To find the number of atoms in 165 g of calcium, you first need to determine the number of moles by dividing the mass by the molar mass of calcium (40.08 g/mol). Then, you can use Avogadro's number (6.022 x 10^23 atoms/mol) to convert moles to atoms.
1 mole of CO2 has 1 mole of carbon atoms and 2 moles of oxygen atoms. So, 167 mole of CO2 has 167 mole of carbon atoms.
To calculate the number of atoms in 165 grams of calcium, you need to first determine the number of moles using the molar mass of calcium. Calcium has a molar mass of approximately 40.08 g/mol. Once you have the number of moles, you can use Avogadro's number (6.022 x 10^23) to convert moles to atoms.
The formula is: number of moles = g Be/9,012.
27.4 g H2O x 1 mole/18 g = 1.52 moles
978 g calcium contain 24,4 moles.
29,0 g of calcium is equal to 0,723 moles.
67,4 g HCl is equivalent to 1,85 moles.
14,84 g magnesium are equivalent to 0,61 moles.
97,5 g of oxygen is equal to 5,416 moles.