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Fresh milk has a pH of 6. How do you think the pH will change

Science

Class 10

NCERT

Chapter 1: Chemical Reactions and Equations

34 questions

Chapter 2: Acid,Bases and Salts

39 questions

Equal lengths of magnesium ribbons are taken in test tubes

A

and

B

. Hydrochloric acid

(H Cl)

is added to test tube

A

, while acetic acid

(C H_{3} COO H)

is added to test tube

B

. Amount and concentration taken for both the acids are same. In which test tube will the fizzing occur more vigorously and why?

Fresh milk has a pH of

6

. How do you think the pH will change as it turns into curd? Explain your answer.

A milkman adds a very small amount of baking soda to fresh milk.
(a) Why does he shift the

p H

of the fresh milk from

6

to slightly alkaline?
(b) Why does this milk take a long time to set as curd?

View all question

Chapter 3: Metals and Non-metals

38 questions

Chapter 4: Carbon and its Compound

24 questions

Chapter 5: Periodic Classification of Elements

30 questions

Chapter 6: Life Processes

13 questions

Chapter 7: Control and Coordination

12 questions

Chapter 8: How do Organism Reproduce?

11 questions

Chapter 9: Heredity and Evolution

12 questions

Chapter 10: Light -Reflection and Refraction

34 questions

Chapter 11: The Human Eye and Colourful World

18 questions

Chapter 12: Electricity

49 questions

Chapter 13: Magnetic Effects of Electric Current

39 questions

Chapter 14: Sources of Energy

24 questions

Chapter 15: Our Environment

9 questions

Chapter 16: Sustainable Management of Natural Resources

7 questions

Question

Easy

Solving time: 2 mins

Fresh milk has a pH of $6$ . How do you think the pH will change as it turns into curd? Explain your answer.

Name: Video solution 1: [Solved] Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd? Explain your answer. - Science
Uploaded: 2023-01-26T18:08:30.000Z
Duration: 2 min
Description: Video solution 1: [Solved] Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd? Explain your answer. - Science

Views: 6,246 students

Updated on: Feb 15, 2024

Book:

Science (NCERT)

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Fresh milk has a pH of

6

. How do you think the pH will change as it turns into curd? Explain your answer.

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Text solutionVerified

Fresh milk has higher pH which makes it less acidic and the value of pH of milk decreases, when it turns into curd as the bacteria present in air causes the milk to form curd. Curd is acidic in nature because an acidic substance has less value of pH so it is more acidic.

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Practice more questions from Science (NCERT)

Equal lengths of magnesium ribbons are taken in test tubes

A

and

B

. Hydrochloric acid

(H Cl)

is added to test tube

A

, while acetic acid

(C H_{3} COO H)

is added to test tube

B

. Amount and concentration taken for both the acids are same. In which test tube will the fizzing occur more vigorously and why?

Fresh milk has a pH of

6

. How do you think the pH will change as it turns into curd? Explain your answer.

A milkman adds a very small amount of baking soda to fresh milk.
(a) Why does he shift the

p H

of the fresh milk from

6

to slightly alkaline?
(b) Why does this milk take a long time to set as curd?

View all

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Question Text	Fresh milk has a pH of $6$ . How do you think the pH will change as it turns into curd? Explain your answer.
Updated On	Feb 15, 2024
Topic	Acid,Bases and Salts
Subject	Science
Class	Class 10
Answer Type	Text solution:1 Video solution: 2
Upvotes	266
Avg. Video Duration	2 min

Fresh milk has a pH of $6$ . How do you think the pH will change as it turns into curd? Explain your answer.

Text solutionVerified

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Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd? Explain your answer.

Text solutionVerified

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Fresh milk has a pH of $6$ . How do you think the pH will change as it turns into curd? Explain your answer.