Physical And Chemical Changes by GEOVANNY BARRON https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4 By Geovanny Barron , Period 4 . en-us 2022-04-11 14:23:21 UTC 2025-12-10 22:03:31 UTC hello@padlet.com What is Physical Change ? barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443920504 Physical Change is when something such as a substance is changed physically.]]> 2023-01-13 18:23:24 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443920504 What is Chemical Change ? barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443922553 Chemical Change is when two chemicals mix together to make a new substance. ]]> 2023-01-13 18:25:11 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443922553 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443930270 Physical and Chemical changes are different because in Physical changes they do not involve energy and Chemical changes do involve the production of energy .]]> 2023-01-13 18:31:32 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443930270 5 Physical Properties barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443931990 Five physical properties are color, density, hardness, and melting and boiling points. ]]> 2023-01-13 18:33:02 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443931990 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443934927 2023-01-13 18:35:00 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443934927 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443936606 2023-01-13 18:36:20 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443936606 What are 5 examples of physical change? barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443938468
Some common examples of physical changes are: melting, freezing, condensing, breaking, crushing, cutting, and bending.
]]> 2023-01-13 18:37:59 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443938468 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443940987 2023-01-13 18:40:11 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443940987 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443942701 2023-01-13 18:41:56 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443942701 5 Chemical Changes barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443945334 Some chemical changes are Burning of paper and log of wood, Digestion of food, Boiling an egg, Chemical battery usage, Electroplating a metal.

]]> 2023-01-13 18:44:24 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443945334 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443946735 2023-01-13 18:45:35 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443946735 barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443948037 2023-01-13 18:46:53 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443948037 Chemical Change that is a Combustion reaction. barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443950984 One chemical change that is a combustion reaction is the burning of natural gas, the balanced equation for the burning of natural gas is CH4+2O2→CO2+2H2O .]]> 2023-01-13 18:49:39 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443950984 Chemical Change that is a Decomposition reaction barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443955154 One chemical change that is a decomposition reaction is,  the breakdown of hydrogen peroxide to water and oxygen,   the balanced equation for this chemical reaction 2 H2O2 → 2 H2O + O2 .]]> 2023-01-13 18:53:38 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443955154 Chemical Change that is a synthesis reaction barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443957092 An example of a synthesis reaction is the combination of sodium (Na) and chlorine (Cl) to produce sodium chloride (NaCl). ]]> 2023-01-13 18:55:24 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443957092 Chemical Change that is a Single replacement reaction barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443959019 An example of a single replacement reaction occurs when potassium (K) reacts with water (H2O).   The equation for the reaction is: 2K + 2H2O → 2KOH + H.]]> 2023-01-13 18:57:13 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443959019 Chemical Reaction that is Double Replacement barrogeo000_2 https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443960694 odium hydroxide (a base) reacts with ammonium chloride (salt) to form sodium chloride, the equation is NH 4 Cl + NaOH → △ NaCl + H 2 O + NH 3 ( g ).]]> 2023-01-13 18:58:45 UTC https://padlet.com/barrogeo000_2/mjh4z6lokmcek2j4/wish/2443960694