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H2SO4- Sulfuric Acid
Used in production of paper, paints, and batteries. |
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| Acids start with? Composed of what kind of ions? |
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Definition
| Start with H. Composed of H+ ions. |
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| Acids turn all litmus paper? |
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| Acids turn phenolphthalein? |
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| Acids and bases are corrosive meang? |
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| They "eat away" at other materials. Bases are corrosive to tissue. |
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NaOH-Sodium Hydroxide also called "lye"
Used in soap, furniture stripping, and oven cleaner.
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| Bases end with? Composed of ions? |
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Definition
| End with OH. Composed of -H ions. |
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Definition
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| Bases turn all litmus paper? |
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| Bases turn phenolphthalein? |
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Definition
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| phenolphthalein, litmus paper, and PH paper. |
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Definition
| Chemical compounds formed by combining an acid and base. |
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Definition
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Definition
| Turn litmus paper same color. |
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| Salts turn phenolphthalein? |
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Definition
| Turn phenolphthalein colorless. |
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Definition
| Turn PH paper mustard yellow. |
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NaHCO3- Sodium Bicarbonate or Baking Soda
Used in Baking |
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Definition
| The reaction between an acid and a base to form a salt and water. |
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| Example of nuetralization equation? |
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Definition
HCI+NaOH --> NaCI+HOH (H2O)
Acid+Base --> Salt +Water |
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Definition
| Concentration of hydrogen scale. |
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Definition
-Acid
-Used in batteries, dyes, and rubber |
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Definition
| Found in the stomach to break down foods. |
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-Acid
-Used to manufacture explosives, plastics, and fertilizers |
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-Base
-Called Lye
-Used to manufacture soap, paper, and sodium salts |
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Definition
-Base
-Used to manufacture soft soap, greases, and potassium salts |
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Definition
-Base
-Used to manufacture mortar, plaster, and lime water |
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-Base
-Used to manufacture household ammonia, fertilizers, and explosives |
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-Salt
-Used to manufacture glass and washing powders |
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-Salt
-Manufacture fertilizers and explosives |
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-Salt
-Fireproofing of textiles |
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Definition
-Salt
-Used in copper planting and manufacture of fungicides |
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Definition
| Chemical compounds which produce hydrogen ions (H+) when placed in water. |
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Definition
| Chemical compounds which produce hydroxyl ions (OH-) when placed in water. |
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Term
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Definition
| Chemical compounds which are formed by combining an acid and a base. |
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Term
| On the PH scale what is 3? |
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Definition
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| What is 13 on the PH scale? |
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| A chemical compound that is made up of 2 hydrogen ions and 1 oxygen ion. |
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| Five body processes in which water is essential: |
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Definition
| Cirrculation, Absorbtion, Growth, Excretion, Digestion |
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Definition
-Expands when it freezes
-Ice floats on water b/c it is less dense than water
-Has a high specific heat
-Called the universal solvent
-Freezing point is 0 degrees celcius |
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Definition
| Can either speed up or slow down a chemical reaction and won't undergo any permanant changes or be used up. |
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| Material used to dissolve something (water in saltwater) |
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| Material that is dissolved (Salt in saltwater) |
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Definition
-Particles are evenly dissolved (uniform)
-Particles are invisible
-Particles don't settle out |
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| Three factors that affect the rate of dissolving |
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Definition
| Tempature, nature of substance, and pressure |
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Term
| Liquids and solid are more soluable at _____ tempatures. |
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Definition
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Term
| Gases are more soluable at ______ tempatures. |
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Definition
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Term
| Carbon Dioxide is dissolved in soda under what conditions? |
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Definition
| Lower temperatures and high pressure. |
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Term
| Solids become more soluable in water as temperatures _______. |
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Definition
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Term
| Three things that inrease the rate of dissolving. |
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Definition
-Grinding the solute (solid)
-Shake the solution; mix it together
-Increase the temperature of the solvent |
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Term
| How do solutes effect the boiling point of a substance? |
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Definition
| Solutes raise the boiling and lower the freezing point. |
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Term
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Definition
Non-uniform mixture of tiny, insoluable solid particles distributed throughout a liquid or gas.
Ex. Muddy water, oil based paints |
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| Properties of a suspension |
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Definition
-Particles are visible
-Particles can be removed by filtration
-Particles will settle out if left standing |
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Definition
Special kind of suspension where particles are medium sized, so they don't dissolve, but are evenly, distributed.
Ex. Jello, Milk |
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Definition
-Particles are invisible
-few or none of the particles can be removed
-few or none of the particles will settle out on standing |
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| Why is water shortage a problem? |
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Definition
1.We use more water then we need
2.Water is needed for body function
3.When water is polluted plants and animals die |
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| How much of earths surface does water cover? |
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Definition
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| When supersaturated are shaken to settle the excess solute out. |
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| How much of earths water is saltwater? |
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Definition
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| Making fresh water into seawater. |
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| Contians a large amount of solvent compared to a relatively small amount of solute. |
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| Contains a comparatively large amount of solute dissolved in a small amount of solvent. |
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| A solution in which the solvent has less solute dissolved in it than it can hold at a given temperature and pressure. |
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Definition
| A solution in which the solvent has dissolved all the solute it can dissolve at a given temperature and pressure. |
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Definition
| A solution that contians more dissolved solute than it would normally hold at a given tempature and pressure. |
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Definition
-is less dense than air
-is "flamable air" |
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Definition
-density is 1.8X10-3 and is more dense than air
-Somothers fire
-Solid carbon dioxide is dry ice |
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Term
| Commom gas that dissolves very well in water? |
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Definition
Ammonia
Carbon dioxide and oxygen are also slightly soluble in water. |
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Term
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Definition
| Sulfur dioxide dissolves in rain water. |
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Definition
-Dissolves surface of stone
-Damages or kills plants
-Harmful to animals |
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Term
| Formula for finding concentration when given data: |
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Definition
ED+Solid ED+Solution
-ED - ED+Solid
Solid Mass of water=Volume of water
Mass of solid
Volume of water
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Term
| 100g of potassium nitrate dissolved in 100cc of water at 80 degrees celcius. |
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Definition
| Unsaturated with 69 grams to saturate. |
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| What is 11g in 33.3333cc of water in 100cc? |
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Definition
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Term
| Large bodies of water take along time to change temperature because _______. |
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Definition
| of water's high specific heat. |
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Term
| How do you know water is a compound mixture? |
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Definition
| When hydrogen and oxygen were mixed they didn't make water. |
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Term
| What percent of water are plants and animals? |
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Definition
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Term
| Water is a _______ molecule b/c of the negative and positve charges of the ____ and the ____. |
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Definition
Polar
oxygen atoms
hydrogen atoms |
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Term
| hen is water at its maximum densit? |
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Definition
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Term
| Does water have coessive or addesive properties? |
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Definition
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Term
| Boiling and evaporating water to purify it. |
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Definition
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