lnnocent lnnocent
  • 22-06-2022
  • Chemistry
contestada

Example 1: Calculate the concentration of NaOH
made by dissolving 0.15mol of NaOH in 250 cm
of solution [Na=23,0=16, H=1].

Respuesta :

jsimpson11000 jsimpson11000
  • 22-06-2022

Answer:

2.4 %

Explanation:

.15 mole  *  ( 23 + 16 + 1) gm / mole =  6 gm in solution

  250 cm^3 of water solvent weighs  250 gm

6 gm / 250 gm = 2.4 %

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