5 grams of sodium bicarbonate, a white powdery solid, is placed in an empty red balloon 100 grams of acetic acid, a clear aqueous solution, is placed in the plastic bottle. The balloon is carefully
attached to the bottle so that no air can get in or out and the powder does not fall into the bottle. Once attached, the apparatus is placed on a balance and the contents are mixed. Bubbles form, the
balloon inflates, and the white powder is no longer visible. Which of the these statements would match your observations?
A) A chemical reaction has occurred and the mass will increase.
B) A chemical reaction has occurred and the mass will decrease.
A physical reaction has occurred and the mass will decrease.
D) A chemical reaction has occurred and the mass will remain the same.
Answers: 3
Biology, 22.06.2019 10:00, kevinleon695
Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?
Answers: 2
5 grams of sodium bicarbonate, a white powdery solid, is placed in an empty red balloon 100 grams of...
Chemistry, 21.07.2019 22:30
Chemistry, 21.07.2019 22:30
Computers and Technology, 21.07.2019 22:30