Ms. Crawford gave the following instructions to her science class: • Place an empty water bottle on the table and remove the lid. Carefully pour 10 ml of vinegar into the bottle. • Open up the mouth of the balloon and have you lab partner spoon 1 teaspoon of baking soda into the balloon. • Without spilling any of the baking soda, stretch the mouth of the balloon over the mouth of the bottle. • Turn the balloon completely upright so that the baking soda inside the balloon pours into the bottle with the vinegar. Watch! 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 (1)
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Ms. Crawford gave the following instructions to her science class: • Place an empty water bottle on the table and remove the lid. Carefully ...” in 📙 Biology if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
What type of resources such as fossil fuels, fresh water, and soils are used up or degraded by humans
Answers (1)
The nebular model explains a. why the inner and outer planets differ. b. why the planets are all widely separated. c. the presence of comets and asteroids. d. all of the above.
Answers (1)
What are small bodies composed of rna and protein that function as protein factories called?
Answers (1)
Compare and contrast the cell membrane and the cell wall
Answers (1)
Introns are deleted before a gene is transcribed from DNA to mRNA?
Answers (1)
New Questions in Biology
Whats the process of Asexual Reproduction for Komodo Dragons?
Answers (1)
As you add drops of water to the surface of the penny, each drop sticks to the other water droplet forming a large drop on top of the penny. This is caused by which water property? Question options: adhesion cohesion capillary action
Answers (2)
Name the kingdom whose members have a cell wall made of chitin
Answers (1)
A population is defined as all of the inhabitants of a given country or area considered together. a. True b. False
Answers (1)
How does random fertilization add to genetic variation? a) reshuffling of randomly picked up chromosomes b) random fusion of genetically unique gametes c) exchange of genetic material between homologous chromosomes
Answers (1)