Examining Our Evidence by Bradley Davey https://padlet.com/bdavey/1 Evidence is the start to all scientific explanations! en-us 2016-10-18 15:29:02 UTC 2025-11-19 04:53:13 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Lightdecrease.png ΔT bdavey https://padlet.com/bdavey/1/wish/131515955 2016-10-18 15:31:15 UTC https://padlet.com/bdavey/1/wish/131515955 ΔV bdavey https://padlet.com/bdavey/1/wish/131516044 2016-10-18 15:31:29 UTC https://padlet.com/bdavey/1/wish/131516044 QUALITATIVE OBSERAVATIONS bdavey https://padlet.com/bdavey/1/wish/131516102 2016-10-18 15:31:40 UTC https://padlet.com/bdavey/1/wish/131516102 Evidence Strand 1 https://padlet.com/bdavey/1/wish/132204776 The initial temperature of the vinegar was 21.5 degrees Celsius, yet after the reaction took place, product was 19 degrees Celsius. ]]> 2016-10-20 19:17:54 UTC https://padlet.com/bdavey/1/wish/132204776 Evidence Strand 1 https://padlet.com/bdavey/1/wish/132204878 Temperature went from 24 to 21 degrees Centigrade.

(Carter's group)]]> 2016-10-20 19:18:15 UTC https://padlet.com/bdavey/1/wish/132204878 Evidence Strand 2 https://padlet.com/bdavey/1/wish/132205033 The acetic acid and sodium hydrogen bicarbonate solvent increased in volume when the baking soda made contact with the vinegar, causing the balloon to expand. Bubbles formed.

(Carter's group)]]> 2016-10-20 19:18:42 UTC https://padlet.com/bdavey/1/wish/132205033 Evidence Strand 2 https://padlet.com/bdavey/1/wish/132205218 When the reaction between acetic acid and sodium bicarbonate took place, the volume of the balloon increased. ]]> 2016-10-20 19:19:18 UTC https://padlet.com/bdavey/1/wish/132205218 Evidence Strand 1 https://padlet.com/bdavey/1/wish/132205277 Temperature went from 22 degrees Celsius to 20 degrees Celsius.]]> 2016-10-20 19:19:29 UTC https://padlet.com/bdavey/1/wish/132205277 Evidence 1 mbyrdiii_sh https://padlet.com/bdavey/1/wish/132205468 At the start of the procedure, balloon has little air, and is full of a solid (baking soda). In addition, the initial temperature of the vinegar was 20 Celsius.

]]> 2016-10-20 19:20:06 UTC https://padlet.com/bdavey/1/wish/132205468 Evidence Strand 1 https://padlet.com/bdavey/1/wish/132205710 The initial temperature of the vinegar was 21 degrees Celsius. The temperature of the solution after adding baking soda was 19 degrees Celsius.]]> 2016-10-20 19:20:51 UTC https://padlet.com/bdavey/1/wish/132205710 Evidence Strand 2 https://padlet.com/bdavey/1/wish/132205862 When the reaction between the baking soda and vinegar took place, the balloon expanded its volume]]> 2016-10-20 19:21:20 UTC https://padlet.com/bdavey/1/wish/132205862 https://padlet.com/bdavey/1/wish/132206027 Initial temperature was 22.4°C and final temperature was 19.8°C]]> 2016-10-20 19:21:51 UTC https://padlet.com/bdavey/1/wish/132206027 Evidence Strand 1 https://padlet.com/bdavey/1/wish/132206083 The initial temperature of was 20 degrees Celsius and the final temperature was 17.5 degrees Celsius.]]> 2016-10-20 19:22:01 UTC https://padlet.com/bdavey/1/wish/132206083 Evidence Strand 3 https://padlet.com/bdavey/1/wish/132206127 Bubbles formed inside the Erlenmeyer flask, which then moved into the balloon. The balloon expanded.

(Carter's group)]]> 2016-10-20 19:22:11 UTC https://padlet.com/bdavey/1/wish/132206127 Carbon dioxide expanded when the chemical reaction took place, inflating the balloon and increasing the volume.  https://padlet.com/bdavey/1/wish/132206567 2016-10-20 19:23:49 UTC https://padlet.com/bdavey/1/wish/132206567 Evidence Strand 3 https://padlet.com/bdavey/1/wish/132206578 When the sodium bicarbonate made contact with the acetic acid, bubbles formed, reaching the top of the flask. ]]> 2016-10-20 19:23:52 UTC https://padlet.com/bdavey/1/wish/132206578 Evidence Strand 3 https://padlet.com/bdavey/1/wish/132206631 The reaction between the baking soda and vinegar caused bubbles and the liquid inside the flask to rise. We observed foam on top of the liquid as well.]]> 2016-10-20 19:24:03 UTC https://padlet.com/bdavey/1/wish/132206631 Evidence Strand 1 https://padlet.com/bdavey/1/wish/132206650 Temperature dropped dropped from 21.0 C to 18.1 C]]> 2016-10-20 19:24:08 UTC https://padlet.com/bdavey/1/wish/132206650 https://padlet.com/bdavey/1/wish/132206685 Balloon's volume increased as gas formed from the mixture

]]> 2016-10-20 19:24:18 UTC https://padlet.com/bdavey/1/wish/132206685 the chemical reaction caused the liquids / solids to turn into gas when they collided together, causing the volume of the balloon to expand https://padlet.com/bdavey/1/wish/132206955 2016-10-20 19:25:17 UTC https://padlet.com/bdavey/1/wish/132206955 Evidence Strand 2 https://padlet.com/bdavey/1/wish/132206975 The volume of the balloon increased as the reaction occurred.]]> 2016-10-20 19:25:23 UTC https://padlet.com/bdavey/1/wish/132206975 https://padlet.com/bdavey/1/wish/132207005 Bubbles and foam formed when the chemicals came in contact with one another

]]> 2016-10-20 19:25:29 UTC https://padlet.com/bdavey/1/wish/132207005 Evidence Strand 2 https://padlet.com/bdavey/1/wish/132207234 The balloon inflated and the air inside the balloon increased in volume.]]> 2016-10-20 19:26:26 UTC https://padlet.com/bdavey/1/wish/132207234 Evidence Strand 3 https://padlet.com/bdavey/1/wish/132207244 When the baking soda combined with the vinegar,  bubbles rapidly formed and filled the flask. After the reaction, the bubbles disappated.]]> 2016-10-20 19:26:28 UTC https://padlet.com/bdavey/1/wish/132207244 Evidence Strand 2 mbyrdiii_sh https://padlet.com/bdavey/1/wish/132207249 The molecules of the baking soda NaHCO3 reacted with the molecules of vinegar CH3COOH that destroyed the solids and produced a gas filled the balloon. At the end of the procedure, the temperature of the liquid was now at 18 Celsius, a decline of 2 degrees Celsius. ]]> 2016-10-20 19:26:29 UTC https://padlet.com/bdavey/1/wish/132207249