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A solution has a density of 1.2 g/mL and contains 10% (w/v) NaCl. What is the ma
A solution has a density of 1.2 g/mL and contains 10% (w/v) NaCl. What is the mass of NaCl in 1 liter of this solution?
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Q1
A solution has a density of 1.2 g/mL and contains 10% (w/v) NaCl. What is the mass of NaCl in 1 liter of this solution?
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Mass of NaCl = (10/100) x 1000 mL = 100 g.
Questions & Step-by-step Solutions
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Q
Q: A solution has a density of 1.2 g/mL and contains 10% (w/v) NaCl. What is the mass of NaCl in 1 liter of this solution?
Solution:
Mass of NaCl = (10/100) x 1000 mL = 100 g.
Steps: 5
Show Steps
Step 1: Understand that '10% (w/v) NaCl' means there are 10 grams of NaCl in every 100 mL of solution.
Step 2: Since we want to find the mass of NaCl in 1 liter (1000 mL) of solution, we need to calculate how many grams are in 1000 mL.
Step 3: Use the formula: Mass of NaCl = (10 grams / 100 mL) x 1000 mL.
Step 4: Calculate: (10/100) x 1000 = 100 grams.
Step 5: Therefore, the mass of NaCl in 1 liter of this solution is 100 grams.
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