What is the molarity of 50.84 g of Na2CO3 dissolved in 0.400 L solution?

1.20 M

Explanation:

Convert grams of Na₂CO₃ to moles.  (50.84 g)/(105.99 g/mol) = 0.4797 mol

Molarity is (moles of solute)/(liters of solvent) = (0.4797 mol)/(0.400 L) = 1.20 M

you did not give any options thus this is the best answer i can give to you with this little information you have given

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-love shrooms

0.88m hope i am correct : )