Introduction: What is Atomic Mass? Atomic mass is one of the most fundamental concepts in chemistry, yet many students and professionals need clarification. Simply put, the atomic mass of an element represents the average mass of its atoms, typically measured in atomic mass units (amu) or Daltons (Da). This comprehensive guide will cover: ✔ What atomic mass really means ✔ […]
Class 11 Maths NCERT Solutions Chapter 14: Mathematical Reasoning Ex – 14.1 Question-1 Ans. Question-2 Ans. Ex – 14.2 Question-1 Ans. Question-2 Ans. Question-3 Ans. Ex – 14.3 Question-1 Ans. Question-2 Ans. Question-3 Ans. Question-4 Ans. Ex – 14.4 Question-1 Ans. Question-2 Ans. Question-3 Ans. Question-4 Ans. Ex – 14.5 Question-1 Ans. Question-2 Ans. Question-3
Class 11 Physics NCERT Solutions Chapter 4: Motion in a Plane Question 4. 1. State, for each of the following physical quantities, if it is a scalar or a vector:Â volume, mass, speed, acceleration, density, number of moles, velocity, angular frequency, displacement, angular velocity. Answer:Â Â Scalars: Volume, mass, speed, density, number of moles, angular frequency.
Alluvial soil is one of the most fertile and widely distributed types of soil found across river plains and deltas around the world. In India, alluvial soil plays a critical role in agriculture and supports the country’s food grain production. Found primarily in the Indo-Gangetic plains, this soil is formed by the deposition of silt
Class 11 Maths NCERT Solutions Chapter 13: Limits & Derivatives Ex – 13.1 Question-1 Ans. Â Question-2 Ans. Question-3 Ans. Question-4 Ans. Question-5 Ans. Question-6 Ans. Question-7 Ans. Question-8 Ans. Question-9 Ans. Question-10 Ans. Question-11 Ans. Question-12 Ans. Question-13 Ans. Question-14 Ans. Question-15 Ans. Question-16 Ans. Question-17 Ans. Question-18 Ans. Question-19 Ans. Question-20 Ans. Question-21
Class 11 Chemistry NCERT Solutions Chapter 3: Classification of Elements and Periodicity in Properties Question 1. What is the basic theme of organisation in the periodic table? Answer:Â The basic theme of organisation of elements in the periodic table is to simplify and systematize the study of the properties of all the elements and
Class 11 Physics NCERT Solutions Chapter 3: Motion in a Straight Line Question 3. 1. In which of the following examples of motion, can the body be considered approximately a point object. (a) A railway carriage moving without jerks between two stations. (b) A monkey sitting on top of a man cycling smoothly on
In today’s world, social development is not just a responsibility of governments but also of individuals and communities. This is where NGOs step in. If you’ve ever heard the term and wondered about the NGO full form, its meaning, or what these organisations actually do, you’ve landed on the right page. In this comprehensive article,
Class 11 Maths NCERT Solutions Chapter 12: 3D Geometry Ex – 12.1 Question 1: Ans: Question 2: Ans: Question 3: Ans: Question 4: Ans: Ex – 12.2 Question 1: Ans: Question 2: Ans: Question 3: Ans: Question 4: Ans: Question 5: Ans: Ex – 12.3 Question 1: Ans: Question 2: Ans: Question 3: Ans:
Class 11 Chemistry NCERT Solutions Chapter 2: Structure of Atom Question 1. (i) Calculate the number of electrons which will together weigh one gram. (ii) Calculate the mass and charge of one mole of electrons. Answer: (i) Mass of an electron = 9.1 × 10-28 g 9.1 × 10-28 g is the mass of = 1 electron
