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Identify the freezing and the boiling points of water in Fahrenheit sc..
Identify the freezing and the boiling points of water in Fahrenheit scale. => 32°F and 212°F or 37°F or 0°F and 100°F or None of the above..
Which of these are the freezing and the boiling points of water in Ce..
Which of these are the freezing and the boiling points of water in Celsius scale? => 0°C and 100°C or 32°C and 212°C or 37°C and 100°C or None of the above..
Effect of Dissolved Substances on the Boiling Point of Water
When salt is added to boiling water the temperature of boiling water is raised above 100 o C. This is because the salt absorbs heat energy from the water for dissolving in it and its average kinetic energy decreases. When gases dissolve in water it lowers the boiling ..
Effect of Impurities on the Melting Point of Ice
When common salt is added to crushed ice to make a freezing mixture the temperature is lowered below 0 o C. This is because ice absorbs heat from salt which is at a higher temperature and some ice melts dissolving some salt in it. This process continues till all the salt is dissolved or ..
Effect of Temperature and Pressure on States of Matter
Effect of Temperature and Pressure on States of Matter - When we heat a solid, we add energy to the system increasing the vibration of the particles. Eventually these particles break free from their binding forces and melt. The normal melting point of a crystal is the temperatur..
Effect of Temperature and Pressure on States of Matter - When we heat a solid, we add energy to the system increasing the vibration of the particles. Eventually these particles break free from their binding forces and melt. The normal melting point of a crystal is the temperatur..Colligative properties
Colloidal particles have high average molecular masses. Therefore the mole fraction of the dispersed phase is very low. Hence, in colloidal solutions the relative lowering of vapor pressure, elevation in boiling point, depression in freezing point and osmoti..
Colligative Properties
Colligative Properties - Certain properties of solutions depend only on the number of particles of the solute (molecule or ions) present in definite volume of the solution and do not depend on the nature of solute. Such properties are called colligative properties. A few colligative properties are:..
Measurement of Temperature
Temperature is a measure of hotness or coldness of a body. It is a measure of kinetic energy possessed by the molecules. A hot body is said to be at a higher temperature and a cold body is said to be at a lower temperature. The devices used to measure temperature are called Thermometers. The subst..
SOLUTIONS
Definitions of solute and solvent The dissolving process as a result of random molecular motion Temperature, pressure, and surface area - their affect the dissolving process Concentration of a solute in terms of grams per liter, molarity, parts per million and percent composition Relations..
Water an unusual Liquid
Water is the most common substance on the earth's surface. Water has interesting structure and this accounts for its many unusual properties. One of the most important of these is its ability to dissolve a variety of compounds. It dissolves ionic compounds, many polar inorganic and organic compoun..
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