UrbanPro

Take IIT JEE Coaching from the Best Tutors

  • Affordable fees
  • 1-1 or Group class
  • Flexible Timings
  • Verified Tutors

What are some novel ways to use indicators (besides titrations)?

Asked by Last Modified  

Follow 0
Answer

Please enter your answer

Mood lipstick. Acid-base indicators in the cosmetics change color on application due to skin pH. Turning "water" to "wine". Add phenolpthalein to a clear dilute NaOH solution.) Making real wines red. Red wines contain anthocyanins, which are pH indicators. Adjusting the pH of the wine changes its color...
read more
Mood lipstick. Acid-base indicators in the cosmetics change color on application due to skin pH. Turning "water" to "wine". Add phenolpthalein to a clear dilute NaOH solution.) Making real wines red. Red wines contain anthocyanins, which are pH indicators. Adjusting the pH of the wine changes its color (and its taste). Welch's grape juice works, too. Disappearing ink and invisible ink Write a message in colorless phenolthalein. Spray the paper with a dilute NaOH solution and the letters appear in pink. Demonstrating how an ion exchange column works (see the July 1996 issue of the Journal of Chemical Education for more). Food coloring Monitoring swimming pool pH. Soil pH kits. Demonstrating the electrolysis of water Making a "voice activated" chemical reaction. (a solution of phenol red in very slightly alkaline water will turn from red to yellow, if you talk to it for a while :) Carbon dioxide from your breath neutralizes the solution and causes the color change. read less
Comments

Teaching professional with 12 of experience in teaching

Mood lipstick. Acid-base indicators in the cosmetics change color on application due to skin pH. Turning "water" to "wine". Add phenolpthalein to a clear dilute NaOH solution.) Making real wines red. Red wines contain anthocyanins, which are pH indicators. Adjusting the pH of the wine changes its color...
read more
Mood lipstick. Acid-base indicators in the cosmetics change color on application due to skin pH. Turning "water" to "wine". Add phenolpthalein to a clear dilute NaOH solution.) Making real wines red. Red wines contain anthocyanins, which are pH indicators. Adjusting the pH of the wine changes its color (and its taste). Welch's grape juice works, too. Disappearing ink and invisible ink Write a message in colorless phenolthalein. Spray the paper with a dilute NaOH solution and the letters appear in pink. Demonstrating how an ion exchange column works (see the July 1996 issue of the Journal of Chemical Education for more). Food coloring Monitoring swimming pool pH. read less
Comments

Related Questions

Are coaching classes compulsory in class 11 in commerce?
It is not compulsory but right coaching will give better understanding of the subject.
Krishan
0 0
7
How do I manage between school and coaching in class 12?
Time Management is key. Just you have to see that school and class time do not collide.
Pradeep
0 0
9
Is coaching needed for class 12 Economics?
It depends on you choice if you have need then join if not then it is not necessary for you.
Bhakti
0 0
7

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Jee Mains final tips
1 Select any 15 papers 2 finish them by 4th Jan 3 after every paper, analyze the result 4 focus on mostly formula 5 focus on easy+meduim questions 6 obtain at least 150 marks if done properly

Rotation

Behavior Management Tips for New Teachers
Behavior Management Tips for New Teachers! Behavior Management is a challenge that every new teacher faces. Unfortunately, teachers cannot be 100% prepared on how to effectively manage an entire classroom...

Laws of Motion example application example
This video explains using laws of motion for the case of two objects where sliding has to be avoided.

Recommended Articles

ClearConcepts Education Services, in Association with Teacherji.in, to Host Workshop on 'Preparing for IIT JEE' Bangalore-based ClearConcepts will host a workshop on 'Preparing for IIT JEE' in association with Teacherji.in at Bangalore. The workshop, which will be held on 23rd April, 2011, will present different approaches...

Read full article >

In conversation with Mr. Radhakrishnan K, Head of School Marketing, T.I.M.E., Chennai, on the importance and benefits of taking up IIT JEE Crash Course. He also shared few valuable IIT JEE tips and strategies for standing a better chance at the engineering entrance exam. About T.I.M.E., Chennai: Triumphant Institute...

Read full article >

Looking forward to become an IITian? Searching for best coaching mode to prepare for IIT JEE exam? Then look no further than IIT JEE online coaching classes and start preparing for the test anywhere anytime, as per your convenience. With better connectivity provisions in India, now more and more students are connected...

Read full article >

Well, if you ask me ‘Can I clear the JEE exam without coaching?’ My answer would be ‘Yes’. Having said that, neither self-study nor coaching guarantees you 100% Success in the JEE exam. Actually, whether you should opt for JEE coaching or not, depends a lot on your level of preparedness for the exam. Are you smart enough?...

Read full article >

Looking for IIT JEE Coaching ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you
X

Looking for IIT JEE Coaching Classes?

The best tutors for IIT JEE Coaching Classes are on UrbanPro

  • Select the best Tutor
  • Book & Attend a Free Demo
  • Pay and start Learning

Take IIT JEE Coaching with the Best Tutors

The best Tutors for IIT JEE Coaching Classes are on UrbanPro

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All
Decline All

UrbanPro.com is India's largest network of most trusted tutors and institutes. Over 55 lakh students rely on UrbanPro.com, to fulfill their learning requirements across 1,000+ categories. Using UrbanPro.com, parents, and students can compare multiple Tutors and Institutes and choose the one that best suits their requirements. More than 7.5 lakh verified Tutors and Institutes are helping millions of students every day and growing their tutoring business on UrbanPro.com. Whether you are looking for a tutor to learn mathematics, a German language trainer to brush up your German language skills or an institute to upgrade your IT skills, we have got the best selection of Tutors and Training Institutes for you. Read more