Advertisements
Advertisements
प्रश्न
How many grams are there in the following?
5 moles of sulphur molecule, S8
Advertisements
उत्तर
Formula = No. of moles (n) × (Gram molecular mass)
5 moles of sulphur molecule, S8
Mass of 1 mole of sulphur molecule = 32 g
Mass of 5 moles of sulphur molecules = 32 × 5 = 160 g.
APPEARS IN
संबंधित प्रश्न
One of the following elements has an atomicity of ‘one’. This element is :
What is a group of 6.022 × 1023 particles known as ?
Define the term:
Avogadro’s number
Explain the term:
Gram atom
Explain the term:
Mole
How many grams of HCl are present in 0.1 mole of it?
What mass of Ca will contain the same number of atoms as are present in 3.2 g of S?
Calculate the number of atoms in the following:
52 moles of He
A student puts his signature with a graphite pencil. If the mass of carbon in the signature is 10-12 g, calculate the number of carbon atoms in the signature.
Calcium chloride when dissolved in water dissociates into its ions according to the following equation.
\[\ce{CaCl2} (aq) → {Ca^{2+} (aq) + 2{Cl}- (aq)}\]
Calculate the number of ions obtained from CaCl2 when 222 g of it is dissolved in water.
