Integrated Science (7th Edition)

Chapter 10

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Water for drinking should be the first priority of... more

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Industrial usage of water should be given least ... more

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Drinking water is the basic necessity for life ... more

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; Water is the most essential resource. The water... more

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; Hydrogen atoms are partially positive while ... more

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The boiling point of water is , water turns to ... more

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Ion-water molecular force is applied when ions are... more

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A solution is a homogeneous mixture of ions or ... more

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A solution is a homogeneous mixture of ions and ... more

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The ice formed in sea water is pure water as salt ... more

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An ammonia molecule consists of a negatively ... more

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An ammonia molecule consists of a negatively ... more

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The pH scale has the range from 0 to 14. The ... more

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When the temperature increases or decreases, the ... more

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Sodium and chloride ions do not contribute to the ... more

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The temperature measures the average kinetic ... more

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Ionic bond between two atoms is formed when one ... more

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A solution is a homogeneous mixture of solvent and... more

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A strong ionic bond is formed when the ... more

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Ions in salt dissociate in water and more heat is ... more

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The temperature of water at the bottom of the lake... more

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The length of the hydrogen bond is smallest at , ... more

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Hard water is water that has high mineral content ... more

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The pH level does not change. ; An acid is any ... more

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Hydrogen bond is a chemical bond between an ... more

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Soap has a hydrophilic end that sticks to water ... more

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Strong hydrogen bonding between water molecules is... more

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An ionic bond exists between the molecules of both... more

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At sea level the vapour pressure and the ... more

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Acid, base and salt conduct electricity, dissolve ... more

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Hydronium ions give acidic nature to the solution... more

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Ion exchangeBoilingReverse Osmosis (RO) ... more

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; Density of a substance is defined as mass per ... more

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The solubility of at room temperature is 34 g per... more

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The solubility of will increase by 10 g solute/... more

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117 g ; Addition of salt to water increases its ... more

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; Density of a substance is defined as the mass ... more

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Solubility of is 90 g solute per 100 g water. ; ... more

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The solubility of will increase by 0.2 g solute/... more

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14.6 g ; Addition of salt to water increases its ... more

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