deathfroggy57
deathfroggy57 deathfroggy57
  • 19-01-2023
  • Chemistry
contestada

A 250 g sample is composed of 150 g of sodium (Na) and 100 g of chlorine (CI).
What is the percent by mass of Cl in the sample?

A. 40.0%
B. 50.0%
C. 70.0%

(it's not 60%)​

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