chem

• gaseous solutions

  • air
  • soft drinks like sprite and coke
  • aerosol perfume in can

  albatross air freshener is NOT (its a solid solution)
• TRUE (about intramolecular bonding)


  mixing a budget pack of dishwashing liquid with 1.5L of water

  (diluting means increasing the amount of solvent as compare to the solute)
• If only 10 mL of ethyl alcohol is soluble in 50 mL of water at maximum capacity, which of the following ratio can produce a SUPERSATURATED solution?

  
• at boiling point which combination can cause severe damage to skin?

  solute-solvent combination

  (solutions have increased boiling point temperature)
• application of freezing point reduction


  -adding radiator fluid as coolant in cars

  -making ice cream

  -salting icy roads

  adding ice in buko juice is NOT

  (increases the temp of liquid but does not reduce the freezing point?
• following solutes are all volatile substances that increases vapor pressure

  -alcohol

  -LPG

  -helium gas

  vegetable oil is NOT

  (it reduces vapor pressure, not allowing solvent to evaporate)
• which property helps in preserving pickles and jams?

  osmotic pressure
• tools that is helpful when handling hot containers

  using tongs
• TRUE 


  an AQUEOUS solution contains water as its solvent
• FALSE


  the amounts of solute present with a given amount of solvent regardless if it dissolved or not is also known as SATURATION (its called CONCENTRATION)
• TRUE


  boiling point of a solution is GREATER than the boiling point of a pure solvent
• TRUE


  the vapor pressure of a highly concentrated solution is LOWER than a pure solvent
• FALSE


  the dissolving medium in a solution is called SOLUTE (its SOLVENT)
• What are the components of new media?


  Multimedia, Digital Media, Social Media, Online Media, Personal Media
• What is new media often referred to as?

  Web 2.0
• What does new media encompass?

  A wide variety of web-related communication technologies
• Name some examples of web-related communication technologies included in new media.


  Blogs, wikis, online social networking, virtual worlds
• According to Ligvrouw and Livingstone (2002), what three aspects are focused on in their definition of new media?


  The message, the technology, and the social context
• What do Ligvrouw and Livingstone (2002) emphasize in their definition of new media?


  The communication practices, the medium, and the social context
• What approach do Gitelman and Pingree (2003) take in their definition of new media?


  A temporal approach, describing it as "media in transition"
• How do Gitelman and Pingree (2003) describe the period of new media?


  As a time during which a medium is emergent and a competitor for old media
• How does Manovich (2002) define new media?


  As cultural objects that use digital computer technology for distribution and exhibition
• What are the key definitions of new media according to different scholars?

  • Ligvrouw and Livingstone (2002): Focus on message, technology, and social context.
  • Gitelman and Pingree (2003): "Media in transition" as emergent mediums competing with old media.
  • Manovich (2002): Cultural objects using digital technology for distribution and exhibition.