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Different substances have different melting points and boiling points, but the shapes of their heating curves are very similar. For example, this is the heating curve for iron, a metal that …
Understand how substances change states by studying heating curves, like the one for substance X. Compare the properties of solids, liquids, and gases, examining how their shapes and …
Changes of state occur during plateaus, because the temperature is constant. The change of state behavior of all substances can be represented with a heating curve of this type. The …
Use the data provided in Table 1.2 to answer the questions about the physical state of the substances listed when at a room temperature of 25 °C and at atmospheric pressure.
Plots of the temperature of a substance versus heat added or versus heating time at a constant rate of heating are called heating curves. Heating curves relate temperature changes to phase …
Using the phase change curve above, determine what each letter indicates on the graph. Match the letter with each statement below. Place your answer under each question.
Also described was the use of heating and cooling curves to determine a substance’s melting (or freezing) point. Making such measurements over a wide range of pressures yields data that …
Changes of state occur during plateaus because the temperature is constant. The change of state behavior of all substances can be represented with a heating curve of this type. The melting …
On heating the liquid particles move further and the liquid expands. In the liquid some particles have enough energy to escape from the surface evaporation takes place. As the temperature …
Sep 23, 2024 · Revision notes on States of Matter for the Cambridge (CIE) IGCSE Chemistry syllabus, written by the Chemistry experts at Save My Exams.
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