The correct answer is (b) Solid < Liquid < Gas. In solids, particles are tightly packed with minimal space between them. In liquids, particles have more space and can move freely. In gases, particles are far apart, allowing them to ...
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The correct answer is (b) Blue colour will spread more quickly in B. In hot water (B), the higher temperature increases the kinetic energy of water molecules, speeding up the diffusion of copper sulfate. This causes the blue color to ...