Answer Key ICSE Chemistry Term 2 (2025) Sample Paper Chapter: Gas Laws Section A: Multiple Choice Questions 1. The graph of PV vs P for a gas is: Answer: (c) A straight line parallel to the X-axis 2. The absolute temperature corresponding to 27°C is: Answer: (b) 300 K 3. The volume-temperature relationship of gases …
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Question In the given curve, which segment represents half the wavelength? Options: AB BD DE AE Wave Diagram A B D E Diagram illustrating wave segments AB, BD, DE, and AE. Solution Explanation Click to View Solution A single full wavelength ((lambda)) is measured between two points on the wave that are in the same …
Half the Wavelength Explained: Identify the Correct Wave Segment with Examples Read More »
Gas Laws: Pressure, Temperature, and Advanced Numerical Scenarios Batch 14: Numericals on Pressure and Temperature Effects Q1: A steel tank of ( 50 , text{liters} ) capacity is filled with oxygen at ( 15 , text{atm} ). If the oxygen is used to fill cylinders of ( 10 , text{liters} ) capacity at ( 3 …
Gas Laws Mastery: Pressure, Temperature Effects, and Advanced Numerical Problems Read More »
Gas Laws: Numerical and Co</mark></mark>nceptual Problems Gas Laws: Numerical and Conceptual Problems Batch 13: Numerical and Conceptual Problems Gas laws are integral to understanding the behavior of gases under various conditions. They provide critical insights into how gases respond to changes in pressure, volume, and temperature, which are fundamental concepts in chemistry and physics. Furthermore, …
Gas Laws: Advanced Applications and STP Numericals Batch 11: Advanced Applications of Gas Laws Q1: A gas occupies ( 143 , text{cm}^3 ) at ( 27^circ text{C} ) and ( 700 , text{mm Hg} ). What will be its volume at ( 30^circ text{C} ) and ( 280 , text{mm Hg} )? Using the combined …
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Comprehensive Gas Laws: Numerical Problems, Applications, and Graphs Batch 9: Numerical Problems on Gas Laws Q1: A gas occupies ( 800 , text{cm}^3 ) at ( 650 , text{mm Hg} ) pressure. At what pressure will its volume reduce to ( 480 , text{cm}^3 ), temperature being constant? Using Boyle’s Law: ( P_1 V_1 = …
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Advanced Q&A on Gas Laws Batch 5: Boyle’s Law – Numericals and Applications Q1: A gas occupies ( 800 , text{cm}^3 ) under ( 760 , text{mm Hg} ) pressure. Find the pressure when the gas will occupy ( 380 , text{cm}^3 ), assuming temperature remains constant. Using Boyle’s Law: ( P_1 V_1 = P_2 …
Q&A on Gas Laws and Properties Batch 1: Basic Concept of Gases and Properties Q1: What is the state of matter in which inter-particle attraction is weak and inter-particle space is large?A1: The gaseous state is the state of matter where inter-particle attraction is weak, and inter-particle space is so large that the particles …
Saponification and Cleansing Agents: Detailed Guide Understanding Saponification: The Chemistry of Soap-Making Saponification is a vital chemical process where fats or oils (esters of fatty acids) react with a strong base like sodium hydroxide (NaOH) to create soap and glycerol. This reaction forms the backbone of traditional soap-making. General Equation for Saponification: Fat/Oil (Ester) + …
Saponification Explained: Soap vs. Detergent, Cleansing Action, and Key Differences Read More »
Velocity-Time Graph Question 2 The graph below shows the motion of a cyclist over a period of 12 seconds. Graph Description: The cyclist starts at a velocity of 2 m/s and accelerates uniformly to 12 m/s in the first 4 seconds. From 4 seconds to 8 seconds, the cyclist maintains a constant velocity of 12 …
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