Everything Science Grade 12

CHAPTER 2. ORGANICMACROMOLECULES 2.6 The sequence of the amino acids in the chain isknown as the protein’s primary struc- ture. ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES (a) Which food type contains the largest proportion of protein? (b) Which food type contain ...

CHAPTER 2. ORGANICMACROMOLECULES 2.6 More practice video solutions or help at http://www.everythingscience.co.za (1.) 01pi (2.) ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES nucleotide DNA polymer made upof four nucleotides phosphate sugar nitrogenous base Figure 2 ...

CHAPTER 2. ORGANICMACROMOLECULES 2.6 Exercise 2 - 4 For each of the following, say whether the statement is true or false. If t ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES The polymer polyethene for example, is made upof many ethene monomers that have been joine ...

CHAPTER 2. ORGANICMACROMOLECULES 2.6 The glucose monomeris also a building block for carbohydrate polymers such as starch, glyc ...

2.6 CHAPTER 2. ORGANICMACROMOLECULES (a) The polymer is the product of an addition reaction. (b) The polymer is a polyester. (c) ...

Reaction Rates 3 3.1 Introduction ESCAQ Before we begin this section, it might be usefulto think about some different types of r ...

3.1 CHAPTER 3. REACTION RATES Fe + S→ FeS In this reaction, we canobserve the speed of the reaction by measuringhow long it take ...

CHAPTER 3. REACTION RATES 3.1 Example 1: Reaction rates QUESTION The following reaction takes place: 4Li + O 2 → 2Li 2 O After t ...

3.2 CHAPTER 3. REACTION RATES (a) Complete the table by calculating the rate ofeach reaction. (b) Which is the fastest reaction? ...

CHAPTER 3. REACTION RATES 3.2 Catalyst Adding a catalyst increases the reaction rate. Surface area of solid reactants Increasin ...

3.2 CHAPTER 3. REACTION RATES ions. The reason for thisis that there are no covalent bonds to be broken in the ions before the r ...

CHAPTER 3. REACTION RATES 3.2 Which reaction proceeds the fastest? Can you explain this? Conclusions: The reaction with powder ...

3.3 CHAPTER 3. REACTION RATES Results: Which of the two solutions is more concentrated, the 1:10 or 1:20 hy- drochloric acid so ...

CHAPTER 3. REACTION RATES 3.3 theory. For a reaction to occur,the particles that are reacting must collide withone another. Only ...

3.3 CHAPTER 3. REACTION RATES Exercise 3 - 3 Hydrochloric acid and calcium carbonate react according to the following equation: ...

CHAPTER 3. REACTION RATES 3.4 3.4 Measuring Rates of Reaction ESCAT How the rate of a reaction is measured will depend on what t ...

3.4 CHAPTER 3. REACTION RATES Gas Syringe System Reactants Gas Figure 3.2: Gas SyringeMethod Figure 3.3: At the beginning of the ...