Molarity is given as,
Molarity = Moles / Volume of Solution ---- (1)
Given Data:
Molarity = 4.2 mol.dm⁻³
Moles = 6.5 mol
To Find:
Volume = ?
Solution:
Solving Eq. 1 for Volume,
Volume = Moles ÷ Molarity
Putting Values,
Volume = 6.5 mol ÷ 4.2 mol.dm⁻³ \
Volume = 1.54 dm⁻³ ∴ 1 dm³ = 1 L
Answer:
By using various chemical compounds to lift the stain while being gentle enough to keep fabric intact.
Electron, because they’re about 1/2000 the mass of a proton or nuetron
Answer:
212°F , 100°C , 373.15°K
They are all the same, in different units.