Part 4 Lesson 4 Balancing Equations.pptx
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The document focuses on the concept of balancing chemical equations and the importance of understanding reactants and products in a chemical reaction. It emphasizes the law of conservation of mass, which states that matter cannot be created or destroyed, and provides guidelines for effectively balancing equations, including the use of coefficients. Additionally, it encourages maintaining an inventory chart of chemicals for accurate balancing.
Part 4 Lesson 4 Balancing Equations.pptx
- 2. • Red Slides: Please record the important terms in your work bundle. Copyright © 2024 SlideSpark .LLC First and last Name Science, Grade, Class
- 3. • Red Slides: Please record the important terms in your work bundle. – You’ll need these notes to complete the work bundle Copyright © 2024 SlideSpark .LLC First and last Name Science, Grade, Class
- 4. • Red Slides: Please record the important terms in your work bundle. – You’ll need these notes to complete the work bundle and to be successful on the review game. Copyright © 2024 SlideSpark .LLC First and last Name Science, Grade, Class
- 5. Chemical Change: The change of substances into other substances through a reorganization of the atoms. Copyright © 2024 SlideSpark .LLC
- 6. Chemical Change: The change of substances into other substances through a reorganization of the atoms. Copyright © 2024 SlideSpark .LLC
- 9. New Area of Focus: Balancing Chemical Equations.
- 10. • New Area of Focus: Balancing Chemical Equations. – No red slide notes but you should show lots of work.
- 11. Balancing Chemical Equations. 2H2 + 202 = 2H2O Reactants (before) Reaction Products (after) Why is this important?
- 12. Balancing Chemical Equations. This is what happens in a chemical reaction 2H2 + 202 = 2H2O Reactants (before) Reaction Products (after)
- 13. Balancing Chemical Equations. This is what happens in a chemical reaction 2H2 + 202 = 2H2O Reactants (before) Reaction Products (after)
- 14. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. 2H2 + 202 = 2H2O Reactants (before) Reaction Products (after)
- 15. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. 2H2 + 202 = 2H2O Reactants (before) Reaction Products (after)
- 16. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. 2H2 + 02 = 2H2O Reactants (before) Reaction Products (after)
- 17. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. 2H2 + 02 = 2H2O Reactants (before) Reaction Products (after)
- 18. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. 2H2 + 02 = 2H2O Reactants (before) Reaction Products (after)
- 19. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. It also describes the phases of each (s) (l) (g) 2H2 + 202 = 2H2O Reactants (before) Reaction Products (after) (l) (g) (l)
- 20. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. It also describes the phases of each (s) (l) (g) It also describes the amount of each.
- 21. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. It also describes the phases of each (s) (l) (g) It also describes the amount of each. Reactants Products
- 22. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. It also describes the phases of each (s) (l) (g) It also describes the amount of each. Reactants Products Reaction
- 23. Balancing Chemical Equations. This is what happens in a chemical reaction It describes what you started with…and ended with. It also describes the phases of each (s) (l) (g) It also describes the amount of each. Reactants Products 1 Methane 2 Oxygen 1 Carbon Dioxide 2 Water Reaction . The coefficients of a balanced equation tell you the ratio of the # of moles of each reactant and product.
- 24. Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products.
- 25. Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products. Reactant: Starting
- 26. Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products. Reactant: Starting
- 27. Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products. Reactant: Starting
- 28. Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products. Reactant: Starting Products: Ending
- 29. Balancing a chemical equation refers to establishing the mathematical relationship between the quantity of reactants and products. Reactant: Starting Products: Ending "reacts with" "reacts with"
- 30. In any physical or chemical change, matter is neither created nor destroyed Copyright © 2024 SlideSpark .LLC
- 31. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 32. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 33. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 34. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 35. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 36. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 37. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 38. In any physical or chemical change, matter is neither created nor destroyed Matter can be changed from one form to another. Copyright © 2024 SlideSpark .LLC
- 40. • Remember the Law Conservation of Mass: Matter cannot be created or destroyed. That means we need to have the same amount of chemicals on each side of the . • For this reason, put a square around the chemical formulas. • Example
- 41. • Remember the Law Conservation of Mass: Matter cannot be created or destroyed. That means we need to have the same amount of chemicals on each side of the . • For this reason, put a square around the chemical formulas. • Example
- 42. • Remember the Law Conservation of Mass: Matter cannot be created or destroyed. That means we need to have the same amount of chemicals on each side of the . • For this reason, put a square around the chemical formulas.
- 43. • Remember the Law Conservation of Mass: Matter cannot be created or destroyed. That means we need to have the same amount of chemicals on each side of the . • For this reason, put a square around the chemical formulas. • Example
- 44. Begin balancing chemical equations by putting numbers (coefficients) in front of them.
- 45. Begin balancing chemical equations by putting numbers (coefficients) in front of them. Example H2O on one side could become 2 H2O
- 46. Begin balancing chemical equations by putting numbers (coefficients) in front of them. Example H2O on one side could become 2 H2O Remember that each side needs to have same number of Hydrogen and Oxygen
- 47. Begin balancing chemical equations by putting numbers (coefficients) in front of them. Example H2O on one side could become 2 H2O Remember that each side needs to have same number of Hydrogen and Oxygen Note – Don’t change the subscript Example H2O becomes H3O WRONG!
- 48. • Balancing Equations Available Sheet. – Complete each equation as we cover it in class.
- 49. Use a Pencil with Eraser
- 50. • A way to start off the process is to create an inventory of your chemicals.
- 51. • A way to start off the process is to create an inventory of your chemicals. BOXES!!!
- 52. • A way to start off the process is to create an inventory of your chemicals.
- 53. • A way to start off the process is to create an inventory of your chemicals.
- 54. • A way to start off the process is to create an inventory of your chemicals.
- 55. • A way to start off the process is to create an inventory of your chemicals.
- 56. • A way to start off the process is to create an inventory of your chemicals.
- 57. • A way to start off the process is to create an inventory of your chemicals.
- 58. • A way to start off the process is to create an inventory of your chemicals.
- 59. • A way to start off the process is to create an inventory of your chemicals.
- 60. • A way to start off the process is to create an inventory of your chemicals.
- 61. • A way to start off the process is to create an inventory of your chemicals.
- 62. • A way to start off the process is to create an inventory of your chemicals.
- 63. • A way to start off the process is to create an inventory of your chemicals.
- 64. • A way to start off the process is to create an inventory of your chemicals.
- 65. • A way to start off the process is to create an inventory of your chemicals.
- 66. • A way to start off the process is to create an inventory of your chemicals.
- 67. • A way to start off the process is to create an inventory of your chemicals.
- 68. • A way to start off the process is to create an inventory of your chemicals.
- 69. • A way to start off the process is to create an inventory of your chemicals.
- 70. • A way to start off the process is to create an inventory of your chemicals.
- 71. • A way to start off the process is to create an inventory of your chemicals.
- 72. • A way to start off the process is to create an inventory of your chemicals.
- 73. • A way to start off the process is to create an inventory of your chemicals.
- 74. • A way to start off the process is to create an inventory of your chemicals.
- 75. • A way to start off the process is to create an inventory of your chemicals.
- 76. • A way to start off the process is to create an inventory of your chemicals.
- 77. • A way to start off the process is to create an inventory of your chemicals.
- 78. • A way to start off the process is to create an inventory of your chemicals.
- 79. • A way to start off the process is to create an inventory of your chemicals.
- 80. • A way to start off the process is to create an inventory of your chemicals.
- 81. • A way to start off the process is to create an inventory of your chemicals.
- 82. • A way to start off the process is to create an inventory of your chemicals.
- 83. • A way to start off the process is to create an inventory of your chemicals.
- 84. • A way to start off the process is to create an inventory of your chemicals.
- 85. • Now look at the inventory and begin the process of balancing the equation.
- 86. One Sodium
- 87. One Sodium Two Sodium
- 88. One Sodium Two Sodium Let’s add a 2 here and see if it balances. 2
- 89. Did it balance? Are we done? 2
- 90. Did it balance? Are we done? We should do a new inventory chart. 2
- 91. 2
- 92. 2
- 93. 2
- 94. 2 2
- 95. 2 2
- 96. 2 2
- 97. 2 2 2
- 98. 2 2 2
- 99. 2 2 2
- 100. 2 2 2 6
- 101. 2 2 2 6
- 102. 2 2 2 6
- 103. 2 2 2 6 5
- 104. 2 2 2 6 5
- 105. One Sodium Two Sodium Let’s try again and add a 2 to the other side. 2 2
- 106. Does it balance this time?
- 120. Life is like riding a bicycle. To keep your balance, you must keep moving. -Albert Einstein
- 121. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O
- 122. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O
- 124. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O
- 125. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… BOXES! __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O
- 126. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O
- 127. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1
- 128. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1
- 129. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1 4 2
- 130. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1 4 2
- 131. • It should work most of the time although it can be very tricky. Always keep an inventory chart or it will get all messed up. Try to balance… __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1 4 2 2 3
- 132. __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1 4 2 2 3
- 133. __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O 1 1 4 2 2 3 What should we put to equal 4?
- 134. • See if this is right? __CH4 + __O2 --> __CO2 + __H2O __CH4 + __O2 --> __CO2 + __H2O C H O
- 135. • Answer: Incorrect – The inventory does not match. __CH4 + __O2 --> __CO2 + __H2O 1 CH4 + 2 O2 --> 2 CO2 + 2 H2O C H O 1 2 4 4 4 5
- 136. • Answer: See if this is right? __CH4 + __O2 --> __CO2 + __H2O 1 CH4 + 2 O2 --> 1 CO2 + 2 H2O C H O
- 137. • Answer: See if this is right? __CH4 + __O2 --> __CO2 + __H2O 1 CH4 + 2 O2 --> 1 CO2 + 2 H2O C H O
- 138. • Answer: See if this is right? • Answer: Yes, A balanced equation __CH4 + __O2 --> __CO2 + __H2O 1 CH4 + 2 O2 --> 1 CO2 + 2 H2O C H O 1 1 4 4 4 4
- 140. • Try Again __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F
- 141. • Try Again BOXES!!! __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F
- 142. • Try Again BOXES!!! __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F
- 143. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F
- 144. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F
- 145. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1
- 146. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1
- 147. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2
- 148. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2
- 149. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2 1 1
- 150. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2 1 1
- 151. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2 1 1 2 1
- 152. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2 1 1 2 1
- 153. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F 1 1 1 2 1 1 2 1
- 154. __CH4 + __O2 --> __CO2 + __H2O ___ NaCl + __ BeF2 --> __ NaF +__ BeCl2 N a Cl Be F
- 155. __CH4 + __O2 --> __CO2 + __H2O 2 NaCl + 1 BeF2 --> 2 NaF + 1 BeCl2 N a Cl Be F 2 2 2 2 1 1 2 2
- 156. Part 4 Lesson 4