17-4

Station 1 1) 31.47mL Beaker 2) 35.84mL Baking Soda 41.18mL Vinegar 3) Physical Change-Bubbled up Chemical Change-it got cold 4) 45.95 Mass 5) 6) Mixture Station 2 35.3 salt 45.7 water Salt went to bottom Water got cloudy 57.4 Gained the mass Compound Station 3 4) the water with the packets of sugar dissolved faster than the one with the sugar cube because the sugar cube was more compressed. 5) yes 6) It releases into the oxygen that we breathe. 7)they would dissolve as you lose air and die Station 4 The waterless balloon exploded in 5 seconds. The watered balloon exploded in 15 seconds, and water splashed everywhere. Station 5 salt/h2o, tap water-dull, salt-nothing at all, sugar h2o-bright, 1mhcl-bright, coffee-dull(does not give you energy), windex-dull, 1mnaoh-very bright