https://padlet.com/rcollins4/umwxw5rofwbpc2lo 12 Chemistry en-us 2020-04-17 02:14:01 UTC 2020-04-30 02:51:38 UTC hello@padlet.com https://padlet.net/icons/png/1f600.png rcollins4 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/511972312 2020-04-17 02:31:04 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/511972312 rcollins4 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/511973616 2020-04-17 02:32:05 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/511973616 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537713881 Density - the degree of compactness of a substance. ]]> 2020-04-28 22:52:36 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537713881 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537723773 2020-04-28 23:01:43 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537723773 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537725034 Reactivity]]> 2020-04-28 23:02:55 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537725034 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537725306 the quality of being reactive or the degree to which something is reactive. ]]> 2020-04-28 23:03:10 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537725306 watsonma2 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537738122 Polymers have a low reactivity as they contain strong intermolecular and intramolecular bonds.]]> 2020-04-28 23:14:24 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537738122 watsonma2 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537739469 Whilst polymers are made from readily available oil and even coal, moving carbon from long term geographical storage into the atmosphere can result in climate change.]]> 2020-04-28 23:15:32 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537739469 watsonma2 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537741159 biodegradability]]> 2020-04-28 23:16:49 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537741159 watsonma2 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537741535 biodegradability - the capability of a substance being decomposed by bacteria or other living organisms and thereby avoiding pollution.]]> 2020-04-28 23:17:10 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537741535 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537742939 The strength, durability, density and other physical traits of polymers can be altered]]> 2020-04-28 23:18:25 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537742939 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537744824 Plastics produce toxic gases when burnt at low temperatures to provide energy]]> 2020-04-28 23:20:03 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537744824 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537745654 density]]> 2020-04-28 23:20:51 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537745654 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537745892 Recyclability
convert (waste) into reusable material. ]]> 2020-04-28 23:21:05 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537745892 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537746625 Density is an object's mass per unit of volume]]> 2020-04-28 23:21:44 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537746625 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537748360 Durability]]> 2020-04-28 23:23:18 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537748360 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537748816 Durability is the ability to withstand wear, pressure, or damage.]]> 2020-04-28 23:23:43 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537748816 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537749327 Can be burnt to provide energy after use.]]> 2020-04-28 23:24:10 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537749327 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537750315 Not very biodegradable as the plastics are broken down into micro-plastics which can still harm some animals.]]> 2020-04-28 23:25:08 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/537750315 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538020665 Biodegradability- is the ability of organic substances and materials to be broken down into more simple substances through the action of enzymes and microorganisms  ]]> 2020-04-29 03:17:26 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538020665 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538023710 Biodegradability ]]> 2020-04-29 03:20:17 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538023710 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538105067 Durability]]> 2020-04-29 04:40:38 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538105067 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538105925 Durability - the ability to withstand pressure, wind and other forms of damage.]]> 2020-04-29 04:41:36 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538105925 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538107444 Are made from readily available materials - e.g. coal and oil]]> 2020-04-29 04:43:11 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538107444 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538108188 While they can be recycled, most aren't and need to be separated, resulting in landfill.]]> 2020-04-29 04:44:04 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/538108188 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/540786958 durability
low density
nonreactive
resistant to biological decomposition


]]> 2020-04-30 02:47:26 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/540786958 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/540788599 light
cheap and convenient 
good insulators of heat and electricity ]]> 2020-04-30 02:48:52 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/540788599 https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/540789268 some of them can't be decomposed by the environment 
burning them can create lots of toxic gases ]]> 2020-04-30 02:49:29 UTC https://padlet.com/rcollins4/umwxw5rofwbpc2lo/wish/540789268