Flashcards: Chemistry Semester II Exam Review
About these flashcards
Created by:
captaint10 on May 11, 2009
Subjects:
Groups:
Log in to favorite or report as inappropriate.All 82 terms
Terms | Definitions |
|---|---|
 emperical | Formula showing the simplest whole number ratio... |
| 22.4 | One mole of any gas occupies _______ liters |
| liquid aerosol | Fog is an example of what kind of colloid? |
| foam | Beaten egg whites are an example of what kind of colloid? |
| barometer | An instrument that measures pressure... |
| saturated | A solution that contains all of the solute that can be held at that temperature is called... |
| mole | A unit that measures the number of molecules, formula units or atoms... |
| sol | Paint is an example of what kind of colloid? |
| solid aerosol | Soot is an example of what kind of colloid? |
| emulsion | Milk is an example of what kind of colloid? |
| Boyles | What gas law defines the relationship between pressure and volume? |
| Charles | What gas law defines the relationship between temperature and volume? |
| foam | Bread is an example of what kind of colloid? |
| unsaturated | A solution that holds less than what it's capable of is said to be... |
| STP | An abbreviation that represents 0C and 1 Atm or 273 K and 760 mmHg. |
| tyndall effect | The light scattering phenomenon of a colloid is called... |
| carbon dioxide | An example of a blood buffer... |
| titration | The process of determining an acid or bases molarity by knowing the molarity of another acid or base. |
| standard | Known molarity solution that is used during a titration to find an unknown molarity solution. |
| colloids | These are not true solutions but may take a while to settle out. |
| phenolphthalein | strong base/weak acid indicator |
| bromothymol blue | strong base/strong acid indicator |
| strong | HCl classified as a _________ acid. |
| strong | Sodium hydroxide is known as a ________base. |
| capillarity | Characteristic of some liquids to rise in thin tubes... |
| molarity | "M" stands for _______________ |
| surface tension | A water property that creates an apparent skin on its surface |
| 273 | Add __________ to any gas law temperature in degrees Celsius to convert to Kelvin before calculating |
| P1V1/T1 = P2V2/T2 | What formula would you use to find a new volume of a gas if a temperature and pressure changed to STP? |
| hypochlorite | What compound in bleach is used to remove stains? |
| oxygen | ________ is reduced during respiration. |
| chemiluminescent | What kind of reactions involve cool light? |
| redox reactions | Bioluminescence, respiration and photosynthesis are all examples of _________ -_________ of living things. |
| base | Any compound that produces OH ions in water is considered a(n) ________ |
| 11 | What's the pH of a solution with a hydronium ion concentration of 1X10 to the - 11 power |
| 4 | What's the pH of a solution with a hydroxide ion concentration of 1X10 to the -10 power? |
| strong | Strong acids and bases are _________ electrolytes |
| 4 | There are ________ acid/base reactions |
| salt and water | The two products of any strong acid strong base reaction is... |
| NH3 | What is an example of a common weak base? |
| hydrogen | Acids will release ______ ions in water. |
| HCl | The common acid in your stomach is ______ |
| 1-convert mL to L, using burette number and M to convert to moles. 2) convert to moles of new compound by using the coefficients in the chemical equation 3) divide by liters of unknown solution used. | Practice the three steps of a titration problem |
| NaOH | What's an example of a hydroxide antacid? |
| oxidized | A reducing agent is always ________ in a redox reaction. |
| reduction | When oxidation occurs there will always be a ________ . |
| decreases | When an element is reduced its oxidation number ________ |
| silver sulfide | silver tarnish is called ________ |
| oxidizing | An element that loses electrons is said to be _______. |
| Coefficients from the balanced chemical equation | What conversion factor would you use to convert moles of one compound to moles of a different compound? |
| 6.023 X 10 to the 23 power/ grams of O2 from the periodic table | What conversion factor would you use to convert from grams of O2 to molecules of O2? |
| acid | Sour, litmus turns pink are all characteristics of a(n) _______ |
| moles of solute/liters of solution | Molarity equals ___________/___________ |
| H3O+ | When acids dissolve in water they combine with water to form _____ |
| carbon dioxide | What gas is produced when acids react with carbonate compounds? |
| less | Acids will have a pH _____ than 7 |
| acetic | What is an example of a common weak acid? |
| acidic anhydrides | Oxides of nonmetals like nitrogen and sulfur are called ______. |
| sulfuric acid | What acid is one of the top industrial chemicals produced in the US? |
| akanes | hydrocarbons with all single bonds |
| akenes | hydrocarbons with at least one double bond |
| alkynes | hydrocarbons with at least one triple bond |
| alcohols | methanol and ethanol are examples of _______ |
| esters | hydrocarbon commonly used in flavorings and fragrances |
| freon | An example of a halogenated compound |
| boiling points | Fractional distillation of petroleum works because each substance in the mixture has different _____ |
| monomers | Polymers are made up of long chains of _______ |
| functional group | Part of a hydrocarbon that is replaced by other elements is the ___________ |
| thermoplastic | A hydrocarbon that has the tendency to harden or soften repeatedly when heated or cooled. |
| hydrogenation | Adding hydrogen to an unsaturated compound to make it saturated. |
| natural polymers | moth cocoon, spiders webs and starch are all examples of _____________. |
| gas | A hydrocarbon with few carbon atoms in their structure would be a ________ at room temperature. |
| cracking | Rearranging large molecules with heat and a catalyst in the absence of air. |
| look in your notes or online | Review how to balance equations |
| look in your notes or online | Review how to name compounds |
| look in your notes or online | Review how to convert from moles to atoms/molecules/formula units or grams and vice versa. |
| molar mass | The mass of a mole of sodium chloride is called _____________ and you find it by adding the mass from the periodic table |
| 0 C and 101 kPa | STP in Celsius and kilopascals is |
| single replacement reaction | One must look on the activity series of metals to determine if a _____________________ will occur. |
| combustion | A _______________ reaction involves oxygen as a reactant and carbon dioxide and water as a product |
| single replacement | Mg + HCl would result in a _______________ _______________ reaction. |
| look in your notes or online | Know how to find percent composition of an element in a compound if I give you the formula of the compound. For example find the % composition of Oxygen in water. Answer is 89%. |
Completed “Learn” mode
Franco_Yasmin, fergy, Mantolini, punchedabs4life, soccernathalia, jessicathegenius, bobobates, Savanna_Earle, aavilircs, kristen0822, daniel_hardesty, cheryl_zimmerman, Tracey_Murray, Jami_Ring, sarah_brangenberg