Home
Class 9
PHYSICS
Determine the grams of each element in (...

Determine the grams of each element in (a) 3.0 moles of He, (b) 0.10 mole of C

Text Solution

Verified by Experts

m=nM
(a) n=3.0 mol, `M=4" g "mol^(-1)," "therefore m=3.0molxx4.08g" "mol^(-1)=12.0g`
(b) n=0.1 mol, `M=12" g "mol^(-1)," "therefore m=0.1" mol"xx12.0" g "mol^(-1)=1.2g`
Promotional Banner

Similar Questions

Explore conceptually related problems

Determine the mass of each element in (a) 2.0 moles of K (b) 0.1 mole of U

Determine the moles of molecules in 500 g of CaCO_(3) .

Find the number of atoms of nitrogen in (1) 1 gram-mole of NO and (2) 0.5 gram-mole of NO_(2) . Which one will be heavier-1 gram-mole of NO or 0.5 gram-mole of NO_(2) ?

Determine the moles of atoms for each of the following elements. (a) 36g of C, (c) 6.4 g of O

Calculate the number of atoms in each of the following (1) 52 moles of Ar (2) 52u of He.

Determine the number of gram equivalents of solute in 200 mL of 0.1 N Na_2CO_3

Determine the moles of atoms for each of the following elements. (a) 64g of O, (b) 23.8 g of U [M=238]

To an evacuated vessel with movable piston under external pressure of 1 atm, 0.1 mole of He and 1.0 mole of an unknown compound (vapour pressure 0.68 atm at 0°C) are introduced. Considering the ideal gas behaviour, the total volume (in litre) of the gases at 0°C is close to