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Unit 1: Basic Concepts of Chemistry

Unit 1: Basic Concepts of Chemistry. Molarity, solutions, solution stoichiometry. Unit 1: Basic Concepts of Chemistry. Solution Concentrations. Molarity, molarity problems.

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Unit 1: Basic Concepts of Chemistry

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  1. Unit 1: Basic Concepts of Chemistry Molarity, solutions, solution stoichiometry

  2. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  3. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  4. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  5. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  6. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  7. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  8. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  9. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  10. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  11. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  12. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  13. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  14. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  15. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 100 mL

  16. Unit 1: Basic Concepts of Chemistry Solution Concentrations Molarity, molarity problems If 25.3 g of Na2CO3 is dissolved to make a 250 mL sol’n, what is the molarity of the Na2CO3? The Na+ ions? The CO32- ions? Dilutions 0.236 M Fe(NO3)3 Dilute up to 100 mL. New molarity? 100 mL

  17. Unit 1: Basic Concepts of Chemistry Very Basic pH Acid dissociation, H3O+ formation, pH concept and formula A nitric acid sol’n has a molarity of 0.0056 mol/L. What is the pH? Solution Stoichiometry Remember – moles always solve stoichiometry problems. CaCO3 + 2 HCl CaCl2 + H2O + CO2 What mass of calcium carbonate is needed to react completely with 25 mL of 0.75 M HCl?

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