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Chemistry ugh.

Terms

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Calcium
What is used in lime and slaked lime, and widely used as bases in the chemical industry; cement; limestone used in iron ore reduction?
Potassium
What is used in important industrial compound?
Phosphorus
What is found in all living organisms and in phosphate rock, consists of two allotropes; used in food, detergent?
What is a substance that alters the rate of a chemical reaction without being consumed?
Catalyst
Silicon
What is the second most abundant element in the earth's crust; used for computer chips?
What is the substance that does the dissolving?
Solvent
What is a reaction which liberates heat energy called?
Exothermic reaction
What is a biological catalyst found in living cells and organs, having a very specific function?
Enzymes
Iron
What is the second most abundant metal, and the most widely used and cheapest metal; and is often produced in a large scale operation?
What is a mixture containing tiny clump or particles that remain suspended?
Colloid
Argon
What is used for filling incandescent light bulbs and gas tube; welding; flushing O2 from molten metals; and lasers?
Sulfur
What exists primarily as rhombic or as monoclinic crystals; which is yellow, tasteless, and odorless?
Lithium
What are used in dry cells, and in the manufacture of glass; and used in lithium batteries, medicine, lightweight aerospace alloys?
What is the process of crystallization and dissolution that are continually occurring?
Dynamic Equilibrium
In colloids, the analogous components are referred to as what?
Dispersed substance
What is a reaction which absorbs heat energy?
Endothermic reaction
Bromine
What is a dark red- borwn liquid, that produces slow painful burns; and is used for firefighting chemicals, medicine, photographic film, and some perfluorocarbons; the use of this has declined in the past years?
What is a high-energy unstable arrangement of atoms which exists for a short time during a chemical reaction and contains bonds that are in process of breaking and reforming?
Transition state
Chlorine
What is a greenish- yellow gas, that is denser than air, and has a chocking and irritating odor; and is one of the most versatile elements in the periodic table and is used for bleaches, PVC, medicine, crop-protection chemicals?
What states that if too much stress is applied to a system at equilibrium, the system will react in such a way that the stress is partially offset for?
Le Chatelier's principle
Hydrogen
What is the most abundant element in the universe, and is a colorless, odorless, and tasteless gas that is very flammable, steam reforming?
Helium
What is the most familiar with lifting gas in airships, used as a very low temperature coolant, industrial application, and diluents for gaseous anesthetics?
What is a term describing two liquids which are completely soluble in each other?
Miscible
What is a substance that alter the rate of a chemical reaction without being consumed?
Catalyst
Silver
What is the best conductor of heat and electricity is relatively soft, lustrous and malleable metal that has been long used in coins and jewelry?
Gold
What is soft, yellow, highly lustrous, and the most malleable and ductile metal known?
What is the amount of solute present in the saturated solution?
Soluble
Nitrogen
What is the major component of air (78%) and is a tasteless, colorless, odorless gas that is very unreactive, used in ammonia for fertilizers?
Iodine
What is a dark gray solid with a slight metallic luster and little odor; and it is used for antiseptics on cuts or scrapes?
Oxygen
What is the most abundant element in the earth's crust formed by filtering liquid air; used in the manufacturing of steel?
The reaction rate whats every 10 C?
Doubles
Boron
What is a relatively rare element; used in the manufacturing of borosilicate glass, also used in laundry detergents, fire retardants, insecticides, and fertilizers?
What is the number of moles of solute per liter of a solvent?
Molarity
Fluorine
What is the most reactive of any element, and it is used for dental hygiene, refrigerants, plastics, perfluorocarbons?
What is the substance that is dissolved?
Solute
What is the number of moles of solute per kilogram of solvent?
Molality
What is the rate of reaction in opposite directions that become equal and there is no further change in the amounts of concentrations of the substances involved?
Chemical equilibrium
What is a substance consisting of two or more elements that are physically mixed but not chemically combined?
Mixture
What are membranes that allow the passage of some molecules but not others?
Semi permeable
Platinum
What is used primarily as a catalyst in pollution control device and in the production of petroleum products, widely used in electronic devices, spark plugs surgical tools, and dental work?
What is a homogeneous part of a system that is in contact with but physically distinct from other parts of the system?
Phase
Aluminum
What is the third most abundant element and the most abundant metal; fairly reactive but protected to carrion; silvery white with a low density; thermite process?
Copper
What is fairly resistant to carrion and is a very good electrical and heat conductor; a form allows with tin [bronze] and zinc [brass]; its ores are generally roasted?
What is the total heat energy absorbed or released when one substance dissolves in another?
Heat of solution
What is a special protein that is used to break down harmful hydrogen peroxide?
Catalase
Sodium
What has numerous important industrial compounds; metallurgy of some metals, heat-transfer liquid in some nuclear reactors; street lamps
What is the extraction of metals from their natural occurring materials and preparation of them for use?
Metallurgy
What is a condition in which the rate of dissolution equals the rate of crystallization?
Solution Equilibrium

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