What is the molarity of 20 g of NaOH in 500 ml solution?
Answer & explanation
Correct answer: option 3
20 g of NaOH (0.5 mole)
molecular mass of NaOH is 40.
Volume of solution = 500 ml
M = \(\frac{0.5}{500}\) x 1000
M = 0.5 x 2 = 1
What is the molarity of 20 g of NaOH in 500 ml solution?
Correct answer: option 3
20 g of NaOH (0.5 mole)
molecular mass of NaOH is 40.
Volume of solution = 500 ml
M = \(\frac{0.5}{500}\) x 1000
M = 0.5 x 2 = 1