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Documents 1 Unit 14 - CHEMICAL REACTIONS Reactants: Zn + I 2 Product: Zn I 2.

Slide 11 Unit 14 - CHEMICAL REACTIONS Reactants: Zn + I 2 Product: Zn I 2 Slide 2 2 Chemical reactions involve changes in matter, the making of new materials with new properties,…

Documents SOALAN PAT KIMIA 2 F4 2014.doc

1 SECTION A [60 Marks] Answer all questions in this section. The time suggested to complete this section is 90 minutes. 1. Table 1 shows the proton number and nucleon number…

Documents Chemical Formulas and Composition Stoichiometry Chapter 2.

Slide 1 Chemical Formulas and Composition Stoichiometry Chapter 2 Slide 2 Stoichiometry Describes the ___________ relationships among elements in compounds (composition stoichiometry)…

Documents Chapter 7 Dmitri Mendeleev arranged periodic table according to atomic masses chemical periodicity-....

Chapter 7 Chapter 7 Dmitri Mendeleev arranged periodic table according to atomic masses chemical periodicity- predicting a property based on an element’s position within…

Documents Lesson 2 Molar Quantities Read pages: 55-57 HW – More Mole Problems – Yuk.

Lesson 2 Molar Quantities Read pages: 55-57 HW â More Mole Problems â Yuk Molar mass answer key Question 1 Question 3 Na = 22.99g/mol a) Sr(CN)2 = 139.66g/mol Se = 78.96…

Documents Chemistry of Life Chapter 4. Matter What all material is made Atoms p +, n 0, e - Isotopes:...

Chemistry of Life Chapter 4 Matter What all material is made Atoms  p+, n0, e- Isotopes: atoms w/same atomic number, different atomic mass. Decay at different rates Used…