Physics, 06.07.2019 13:50 anaismami1
The baking soda looked like it dissolved in the vinegar. sarah and connor watched as the balloon expanded and filled with a gas. was this a physical or chemical reaction and why? a) chemical - gas produced b) physical - water bottle got hot c) physical - baking soda dissolved d) chemical - baking soda disappeared
Answers: 2
and vinegar 
, there is production of 
which expanded the balloon. 
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The baking soda looked like it dissolved in the vinegar. sarah and connor watched as the balloon exp...
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