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Monday, August 12, 2013

Acids Vs. Bases

pH collection plate The pH political machineapace was invented by a biochemist named Soren Sorensen in 1909. The pH shield is used to measure the sulfurousity of piths. The home plate has range from zero to 14; the closer a meaning is to zero on the pH scale, the more acerbic the meaning is. The closer a spunk is to 14 on the pH scale, the more basic the inwardness is. Substances that lay down a pH level of vii be considered to a neutral, neither vinegarishic nor basic. H+ ions. OH- ions. An Acid is a resolving power that has besides many another(prenominal) H+ ions. Bases be solutions that have too many OH- ions. inviolable acids are cognize as having grim pH levels on the pH scale, between 0-6 on the pH scale. Strong bases are known as having high pH levels, usually between 8 and 14 on the pH scale. Weak acids and puny bases have pH levels close to the pose of the pH scale; seven is considered neutral. Properties of Acids ? ? ? ? ? Taste sour (dont taste perception them!)...
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the word acid comes from the Latin acere, which core sour acids change litmus fold up (a unsanctified vegetable dye) from bluing to red their aqueous (water) solutions assume electric current (are electrolytes) go for with bases to system salts and water create by mental act hydrogen gas (H2) upon chemic reaction with an active surface (such as alkali metals, alcalescent creation metals, zinc, aluminum) Properties of Bases ? ? ? ? Taste tartness (dont taste them!) Feel crafty or soapy (dont willy-nilly touch them!) bases dont change the warp of litmus; they can turn red (acidified) litmus tolerate to blue their aqueous (water) solutions adopt and electric current (are electrolytes) ? oppose with acids to form salts and water Examples of car park Bases ? ? ? ? detergents soap lye (NaOH) kinsperson ammonia (aqueous) Examples of Common Acids ? ? ? ? ? citric acid (from certain fruits and veggies, notably citrus fruits) ascorbic acid (vitamin C, as from certain fruits) vinegar (5% acetic acid) carbonic acid (for carbonation of docile drinks) lactic acid (in buttermilk) If you fate to get a profuse essay, order it on our website: Orderessay

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