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Author Question: If 5.97 mL of a solution of NaCl contains 2.54 mg of sodium ion, what is the molarity of the sodium ... (Read 129 times)

LCritchfi

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Question 1

If 100. mL of 0.400 mol L-1 Na2SO4(aq) is added to 200 mL of 0.600 mol L-1 NaCl(aq), what is the concentration of Na+ ions in the final solution? Assume that the volumes are additive.
◦ 0.534 mol L-1
◦ 0.667 mol L-1
◦ 1.00 mol L-1
◦ 1.40 mol L-1

Question 2

If 5.97 mL of a solution of NaCl contains 2.54 mg of sodium ion, what is the molarity of the sodium chloride solution?
◦ 0.425 M
◦ 1.85 × 10-2 M
◦ 1.85 × 10-5 M
◦ 7.28 × 10-3 M
◦ 0.102 M


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Marked as best answer by LCritchfi on Jul 8, 2021

Christopher

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LCritchfi

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Reply 2 on: Jul 8, 2021
Gracias!


xoxo123

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Reply 3 on: Yesterday
Wow, this really help

 

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