Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Stoichiometry
Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "elem…
Question
2.00 M = x / 10.0 L x = 20.0 mol Suppose the molarity was listed as 2.0 M (two sig figs). How to display the answer? Like this: 20. Mol Problem #5: How many moles of Na,CO, are in 10.0 mL of a 2.0 M solution?
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Transcribed Image Text:2.00 M = x / 10.0 L x = 20.0 mol Suppose the molarity was listed as 2.0 M (two sig figs). How to display the answer? Like this: 20. Mol Problem #5: How many moles of Na,CO, are in 10.0 mL of a 2.0 M solution?
Problem #1: Sea water contains roughly 28.0 g of NaCl per liter. What is the molarity of sodium chloride in sea water? Solution: Problem #2: What is the molarity of 245.0 g of H,So, dissolved in 1.000 L of solution? Problem #3: What is the molarity of 5.00 g of NaOH in 750.0 mL of solution? Problem #4 How many moles of Na,CO, are there in 10.0 L of 2.00M solution? Solution: M = moles of solute / liters of solution
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Transcribed Image Text:Problem #1: Sea water contains roughly 28.0 g of NaCl per liter. What is the molarity of sodium chloride in sea water? Solution: Problem #2: What is the molarity of 245.0 g of H,So, dissolved in 1.000 L of solution? Problem #3: What is the molarity of 5.00 g of NaOH in 750.0 mL of solution? Problem #4 How many moles of Na,CO, are there in 10.0 L of 2.00M solution? Solution: M = moles of solute / liters of solution
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