Introduction The mass of the molecule that may be calculated from the molecular formula is the molecular mass unit. The chemical formula of the molecule’s mass, which indicates the number of atoms in the molecule, is known as the formula unit mass. The formula mass of the chemical formula is calculated using the atomic mass […]
An Introduction to Molecules of Compounds A molecule is a group of two or more atoms held together by chemical bonds, which are attractive forces. Molecules are the smallest particles of a substance that possess all of its physical and chemical properties. Many thousands of atoms make up biological molecules like protein and DNA. A […]
An introduction to Molecules Atoms are the building blocks of all living things on this planet. An atom is the smallest unit that makes up a chemical element. Atoms make up everything else that is solid, liquid, or gas. Atoms are made up of protons, neutrons, and electrons that are contained within the nucleus of […]
Introduction The essential building blocks of living things are cells. There are billions of cells that make up the human body. A group of specialized cells which perform one or more similar functions are referred to as a tissue. They combine to produce several organs, such as the skin, kidney, lungs, liver, and heart. An […]
An Introduction to Matter In addition to taking on various forms, the matter is composed of small particles. Because they are so small, it is impossible to see these particles with the human eye. We have mentioned below some of the various properties of matter. There are different states of matter can also be found. […]
An Introduction to Matter Physical nature of Matter Tiny particles make up matter. The three fundamental categories of matter—solids, liquids, and gases—are based on how these particles are arranged. They are sometimes referred to as the physical states of matter. Additionally, this classification is based on variations in several physical characteristics, including mass, volume, form, […]
भूमिका वाच्य शब्द का अर्थ होता है- बोलने का विषय। वाच्य को अंग्रेज़ी में “voice” कहते हैं। वाच्य उस रचना को कहते हैं जिससे यह पता चलता है कि क्रिया को मूल रूप से चलाने वाला कर्ता है, कर्म है या भाव है। वाच्य की परिभाषा वाक्य में कर्ता, कर्म या भाव में से किसकी […]
Countable Nouns Nouns that represent things or entities that can be counted are called countable nouns. Examples include persons, pen, pencils, etc. These nouns can be grouped into plurals or singulars. What are Plural Nouns and Singular Nouns? Singular nouns are those nouns which denote a single person, place, or thing. For example, boy, girl, […]
Introduction A straight line that intersects another straight line at a 90-degree angle is said to be perpendicular to the first line. The small square in the middle of two perpendicular lines in the figure represents 90 degrees, also known as a right angle. Here, two lines cross at a right angle, indicating that they […]