Frank ICSE Solutions for Class 9 Chemistry - Physical and chemical changes PAGE NO :74 Solution 1: A physical change is a temporary change in which no new substance is formed and the composition or identity of the substance is not altered although certain specific physical properties may be changed.Solution 2: A chemical change is a permanent change in which the … [Read more...] about Frank ICSE Solutions for Class 9 Chemistry – Physical and chemical changes
Frank ICSE Class 9 Chemistry Solutions
Frank ICSE Solutions for Class 9 Chemistry – The Language of Chemistry
Frank ICSE Solutions for Class 9 Chemistry - The Language of Chemistry PAGE NO :56 Solution 1: Symbol - It is the short form or abbreviation used for the name of an element. It represents one atom of that element. Formula - Formula of a compound represents the composition of a molecule of the substance in terms of the symbols of the elements present in the … [Read more...] about Frank ICSE Solutions for Class 9 Chemistry – The Language of Chemistry
Frank ICSE Solutions for Class 9 Chemistry – Elements, Compounds and Mixtures
Frank ICSE Solutions for Class 9 Chemistry - Elements, Compounds and Mixtures PAGE NO :41 Solution 1:Elements: An element is a pure substance which can neither be broken down into simpler substances nor formed from two or more simpler substances by any known physical or chemical process. It is made of only one kind of atoms. It can be divided into four main … [Read more...] about Frank ICSE Solutions for Class 9 Chemistry – Elements, Compounds and Mixtures
Frank ICSE Solutions for Class 9 Chemistry – Study of Gas Laws
Frank ICSE Solutions for Class 9 Chemistry - Study of Gas Laws PAGE NO :21 Solution 1: An ideal gas can be characterized by three state variables:Absolute pressure (P), Volume (V), and Absolute temperature (T).Solution 2:Solution 3:Solution 4:Solution 5: Kelvin zero is - 273.15 oC.Solution 6:Solution 7: The standard temperature … [Read more...] about Frank ICSE Solutions for Class 9 Chemistry – Study of Gas Laws
Frank ICSE Solutions for Class 9 Chemistry – Matter and its Composition: Law of Conservation of Mass
Frank ICSE Solutions for Class 9 Chemistry - Matter and its Composition: Law of Conservation of Mass PAGE NO :8 Solution 1: Matter is anything around us which occupies space and has mass. Example- Coal, Copper, Water, Oxygen, Kerosene Key: Matter occupies space and has mass.Solution 2: The conditions for something to be called matter are -It should occupy … [Read more...] about Frank ICSE Solutions for Class 9 Chemistry – Matter and its Composition: Law of Conservation of Mass