The Study Guide covers those topics, skills and concepts that are located in Grade 12, that are critical to lay the foundation for Grade 12. ... questions and ...

1 Is the reaction EXOTHERMIC or ENDOTHERMIC? Refer to the data in the table and explain the answer. (3). The reaction is ENDOTHERMIC since an increase in ...

Which of the following are equal for a chemical system at equilibrium? If all are equal, answer E. a. the concentrations of reactant and products are equal b.

Assume that equilibrium is established at the above temperature by adding only IBr (g) to the reaction flask. What are the concentrations of 12 (g) and Br2 (g) ...

Ice cubes are melting in a glass of water with a lid on it. Why does this situation not represent an equilibrium system? a. It is not closed system.

C12-4-10 Write solubility product (Ksp) expressions from balanced chemical equations for salts with low solubility. C12-4-11 Solve problems involving Ksp.

Physical Sciences P2 (Chemistry) Gr 12. 8. FS/2017. Terms, definitions, questions and answers. CHEMICAL CHANGE: CHEMCIAL EQUILIBRIUM. Open system. A system ...

This question paper consists of 14 pages and 4 data sheets. PHYSICAL SCIENCES: CHEMISTRY (P2). NOVEMBER 2019. NATIONAL. SENIOR CERTIFICATE. GRADE 12 ...

STEP 1: Understand the question and the context: The block is in equilibrium. This means: (1) The algebraic sum of the upward forces equals the algebraic.

Q.12 In a chemical equilibrium, the rate constant of the backward reaction is 7.5 × 10‒4 and the equilibrium constant is 1.5. So, the rate constant of the ...