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Module 1: El concepto MOLE

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El volumen-mole-concentración - actividad 3

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XSIQ
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Chemistry - The volume-mole-concentration - activity 3

The volume-mole-concentration - activity 3

(a) 500 mL of aqueous solution of sodium carbonate, Na2CO3 contains 0.75
mol of solute. What is the concentration of the solution?

(b) How many moles of sodium chloride are present in 2.50 L of 0.300 M
NaCl(aq)?

(c) What mass of sodium carbonate Na2CO3 is present in 300 mL of 0.50 M
Na2CO3(aq)?

(d) Express the concentration of 0.0075 M Na2CO3 in mg L.

Answer

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