avewiege avewiege

19-02-2021
Chemistry

contestada

What is the molarity of a 300.0 mL solution containing 25.0 g of NaCl?

Respuesta :

tweelingtom tweelingtom

19-02-2021

Answer:

1,43 M

Explanation:

molair mass NaCl = 58,44 g/mol

You need to calculate how many moles 25 g is:

25 g / 58,44 g/mol = 0,4278 mol

0,4278 mol / 0,3 L = 1,43 M

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