Conceptual Physical Science (6th Edition)

Chapter 19

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accepts hydrogen ion so it acts like a base. ... more

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Chemical change ; N-lisation reaction involves ... more

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  ; Sodium hydroxide is the strong base as it ... more

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Yes, but the amount of reaction is very less. ; W ... more

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; In water the product  of the concentration of ... more

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; In an aqueous solution the product of the ... more

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The concentration of hydroxide ions increases as ... more

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Formation of hydronium ions in the solution. ; ... more

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Floor of the lakes made up of basic minerals ... more

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Reduction is a reaction where reactants gains the ... more

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In a reduction reaction, oxidizing agent are ... more

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Oxidized ; Methane has four hydrogen atoms bonded ... more

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Nickel hydride and hydroxide ions. ; Charging of ... more

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A battery works on the oxidation-reduction process... more

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No ; Chemical change happening through the supply ... more

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Both oxygen and chlorine lie near one another in ... more

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Acids are donors of protons, whereas bases are ... more

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Hydronium ions. ; An acid donates its hydrogen ion... more

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Acid ; Acids donate protons, whereas accept ... more

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The strength of the acid is determined from the ... more

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A strong acid ionizes completely in a solution. As... more

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When the concentration of hydroxide ions is high... more

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Weak acid ; There are very small concentrations of... more

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Hydronium ions are more and hydroxide ions are ... more

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Hydronium ions concentration in a solution. ; ... more

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Decreases ; Acidic solutions have a value less ... more

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Carbonic acid ; Carbon dioxide is soluble in water... more

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Sulfur dioxide in the atmosphere readily converts ... more

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Combustion of fuel containing sulfur, burning of ... more

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Oceans are sink centers of carbon dioxide. ; ... more

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Non-metals ; Since oxidizing agents are those ... more

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Metals ; Since reducing agents are those which ... more

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  ; Potassium has one valence electron in its ... more

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It gets oxidized. ; Reducing agents are those ... more

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Electrochemistry involves the study of ... more

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Salt bridge keeps the solution neutral by allowing... more

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Reduction reactionOxidation reaction ; From anode ... more

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A battery stores energy whereas a fuel cell ... more

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water and heat depending on the fuel. ; An ... more

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Electrolysis is a chemical change bought through ... more

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Aluminium ; Aluminium is produced from the bauxite... more

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1886 ; The electrolysis of aluminium was ... more

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Zinc ; Zinc tends to lose electrons easily as ... more

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The differences between corrosion and combustion ... more

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Iron accept electrons and behave as a cathode. ; ... more

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Becomes more negative. ; Oxygen due to its high ... more

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Blue.Less acidic.Color slowly turns from red to ... more

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Adding water to any acidic solution, dilutes the ... more

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Carbonic acid. The carbon dioxide in the ... more

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Positively charged.Positive.Negative.Electrons.... more

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Oxidization.Ionic compound.To make the solution ... more

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With a wet and salty tongue, the electron flow ... more

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Salt water is more conducting than tap water.Two ... more

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The product of the concentration of hydronium ions... more

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10Basic4Acidic ; of the solution is the negative ... more

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of the solution is the negative logarithm of the ... more

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1.3 ; pH of the solution is the negative logarithm... more

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The molar concentration of hydronium ions is the ... more

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  ; To obtain the mass value in units of , ... more

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For every of aluminium produced, of carbon ... more

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Since the concentration of hydronium ions is the ... more

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is more acidic as oxygen has the highest ... more

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December 7, 1941 is the day of japanese attack on ... more

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Sodium has the least electronegativity and hence, ... more

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Chlorine has the highest electronegativity and ... more

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Carbon is only bonded to hydrogen atoms. ; Carbon ... more

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BaseAcid ; Sodium hydroxide when reacts with ... more

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Bases are smelly in nature and adding acids like ... more

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Base ; It hydrolyzes in water and forms a basic ... more

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Sodium chloride, water, and chlorine. ; Sodium ... more

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Hypochlorous acid is stronger than water as it has... more

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Ammonia ; Tendency to donate lone pairs in is ... more

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In sulphuric acid, two oxygen atoms flip-flop in ... more

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  Supercritical water has more hydronium ions ... more

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 To achieve concentration of , it requires a very ... more

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Yes ; If the acidic solution added is weaker, then... more

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No ; Carbonic acid is formed by removal of ... more

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Beach contains lots of calcium salts, especially ... more

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increases. ; As the carbon dioxide concentration ... more

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Carbonate reacts with acid and produces calcium ... more

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The warmer oceans absorb less carbon dioxide than ... more

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gets oxidised. gets reduced. ; Two bromine ions ... more

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is an oxidising agent. is a reducing agent. ; ... more

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Oxidized ; In the oxidation reaction of hydrogen ... more

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Reduced ; Unsaturated fatty acids accept hydrogen ... more

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Remove two electronsOxidation ; Elemental iron on ... more

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; Since there are a total of 2 positive charges ... more

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  ; The reactants contain one iodine atom and the ... more

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Salt bridge keeps the solution neutral by allowing... more

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Radio consumes electrical energy which comes from ... more

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Fuel-cell power plants are more energy efficient ... more

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The liquid fuel will occupy less volume as ... more

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Sodium hydroxide and hydrogen gas  ; Water forms ... more

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Bad newsIron will oxidise by readily giving ... more

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Bad newsIron will oxidise by readily giving ... more

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Clorox stands for chlorine and sodium hydroxide... more

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 Copper reacts with oxygen and a layer of copper ... more

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Oxidized ; In the process of photosynthesis, ... more

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Carbon oxidized. ; Oxidation is the process in ... more

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Water absorbs most of the heat due to its high ... more

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The byproduct of combustion reaction is water ... more

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Oxidised ; When grain alcohol transforms into ... more

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Fatty acidsFatty acidsFatty acidsFatty acids ; ... more

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More polar ; Oxidation causes more number of ... more

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Polar molecules are soluble in water.Oxidation. ; ... more

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NoIf the ocean absorbs more carbon dioxide than ... more

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Photosynthesis rate is higher in spring than in ... more

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NoYesNo ; Environment protection is a collective ... more

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Centralised model is easy to maintain but during ... more

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Water molecules plus a proton results in hydronium... more

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A corrosive property exists because of an acid. ... more

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Removal of hydrogen ion from water results in ... more

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The overall acid strength decreases as volume of ... more

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pH scale includes the concentration of hydronium ... more

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For concentration of , is 0. Hence, the solution ... more

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Addition of oxygen is oxidation. ; When oxygen ... more

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Tin ions on gaining electrons get reduced. ; ... more

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Higher the electronegativity, harder it is to ... more

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Battery supplies electricity by oxidation of the ... more

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