matthewdawson3343 matthewdawson3343

21-06-2022
Chemistry

contestada

What is the concentration of the solution, expressed in percent by mass, that is formed from the mixing of 7.8 g from nacl into a 134.0 g of h2o

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Medunno13 Medunno13

23-06-2022

Answer:

Explanation:

[tex]\frac{7.8}{7.8+134} \times 100 \approx \boxed{5.5\% \text{ (to 2 sf)}}[/tex]

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