🧪 Part 1: Understanding pH

1. The pH scale ranges from:

0 to 10

0 to 14

1 to 12

1 to 15

2. A substance with a pH of 3 is:

Strongly acidic

Neutral

Slightly basic

Strongly basic

3. Which kitchen ingredients are acidic? (Check all that apply)

Lemon juice

Vinegar

Baking soda

Milk

4. Complete the sentence: A neutral substance has a pH of _______.

🔬 Part 2: pH Testing Results

5. Record your experimental results in the table below:

Kitchen Substance | pH Value | Acidic/Neutral/Basic

Lemon juice: _____ | Classification: ________________

Vinegar: _____ | Classification: ________________

Water: _____ | Classification: ________________

Baking soda solution: _____ | Classification: ________________

Milk: _____ | Classification: ________________

6. Explain how pH affects the flavour of food. Give one example from your testing:

7. Why might a chef need to understand pH when cooking? Give two reasons:

🍳 Part 3: Application & Extension

8. Predict what would happen if you added lemon juice (acidic) to milk (slightly acidic). Explain your reasoning:

9. Extension Activity: Research and name one recipe that depends on pH for its success (e.g., bread rising, cheese making). Explain briefly how pH affects this recipe:

10. Critical Thinking: If you were developing a new salad dressing, how would understanding pH help you create a balanced flavour?

Kitchen Chemistry pH Testing

Kitchen Chemistry pH Testing

🧪 Part 1: Understanding pH

🔬 Part 2: pH Testing Results

🍳 Part 3: Application & Extension

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