8 PM Class 12 NCERT Chemistry - SOLUTIONS By Yakshu Ma'am | L1  English Medium
Channel: Doubtnut
Date: 2020-07-17

Class 12 CHEMISTRY - SOLUTIONS Notes in English:  

https://drive.google.com/file/d/16YrxZMf6W87Lc-Jpuf9cXbmgC3jZIOg8/view?usp=sharing

0:00:00   Introduction to Lecture 1
0:00:42 Introduction to Solution What is Solution?, Solution, mixture, solute, solvent,
0:05:49 Types of Solution Solid Solution, Liquid Solution, Gaseous solution, solid, liquid, gas, solute, solvent, examples of solution,
0:09:07 Concentration Terms - Mass percentage or Weight percentage whats is mass percentage?, what is weight percentage?, 
0:13:23 Example on calculating mass percent A solution is prepared by adding 2g of substance A to 18g of water. calculate mass percentage of solute?,
0:15:30 Concentration Terms - Volume by Volume percentage what is volume by volume percentage?, ethanol, water, 
0:17:29 Concentration Terms - Weight by Volume percentage what is weight by volume percentage?, solute weight, solvent weight, 
0:22:30 Concentration Terms - Molarity what is molarity?, molarity, mole, 
0:25:04 example on molarity 5g of NaOH in 2L of water. calculate molarity?, 6g acetic acid in 500mL of water. calculating molarity?,
0:29:35 Points to remember about Molarity unit of molarity, molarity formula's, 
0:32:25 Example on Molarity Calculate molarity of NaOH solution(w/w%) = 80 and d= 1.2 g/mL?
0:38:42 Example on weight by volume percentage 1.5M acetic acid having density = 0.8 g/mL. what is w/v% ?
0:40:57 Quiz 


Topic to be covered in this lecture-
INTRODUCTION || TYPES OF SOLUTIONS || Concentration Terms

What these live classes bring to students:
- Live classes that will be conducted daily for the whole year.
- High-quality content for Class 9th to Class 12th students for their studies.
- These classes will cover Maths, Physics, Chemistry, Biology, and English subjects.
- Classes will be conducted for both Hindi and English medium students.
- For each live class, slides of that class will be provided and separate notes will also be provided to students.
- Weekly tests will be provided so that you can get strong in your concepts.

A key thing while preparing for any exam is how we prepare notes. In these live classes, we'll provide you slides containing content of these classes and notes of the chapters on a daily basis so that you can effectively prepare for your studies. In this video, we'll tell you how you will get these notes for better preparation for your exams.

What these notes will contain:
- High quality content for the concepts that are covered in these live classes.
- NCERT Solutions for the topics covered in that live class by our experts.
- Set of practice questions that will help students to gain confidence in the concepts.
- An effective way to study in a smarter and confident way.
To download Doubtnut app visit the below link:
https://doubtnut.app.link/CHIe50vQp7

Doubtnut Whatsapp Study Groups - JOIN NOW!
Get latest updates, study material, news, Exams preparation, Tips & Tricks and much more

Class 12th- https://chat.whatsapp.com/JrTqEPGQMthIJmi2OKhGGM

Note : If the groups are full, Fill out this form and 
we'll add you in the group - https://forms.gle/Xd1UXsmFsQWHAyHL9

#doubtnutliveclasses #class9to12liveclasses #doubtnut #doubtnutchemistry #doubtnutlive #doubtnutchemistryssolutions #liveclass12thchemistry2020 #class12thchemistry #doubtnutapp #class12thchemistry#solutions