![Physics](/tpl/images/cats/fizika.png)
Physics, 20.10.2020 03:01, diangeloortiz
Penny placed a tablet of baking soda in a cup of water. The tablet immediately began to bubble, fizz, and eventually dissolve. Did a physical or chemical change occur and how do you know?
A chemical; the fizzing sounds indicates a new substance was formed
B physical; the water can be boiled off and the tablet residue would be left
C physical; the tablet only dissolved in the water and formed a mixture
D chemical; the tablet gave off a gas in the form of bubbles
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 04:20, gonzalesalexiaouv1bg
When considering gravity acceleration and the force of acceleration, what must be true? a. the direction of acceleration must be perpendicular to the direction of the force. b. the direction of the force and the direction of acceleration must be the same as each other. c. the direction of the force and the direction of acceleration must be opposite of each other. d. the mass of the body must be the same as the acceleration of the body.
Answers: 1
![image](/tpl/images/cats/fizika.png)
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 17:40, Tyrant4life
Which describes an object in projectile motion? check all that apply. a.gravity acts to pull the object downb. the object moves in a straight path. c.the forward velocity of the object is 0 m/s. d.the object’s inertia carries it forward. e.the path of the object is curved.
Answers: 2
Do you know the correct answer?
Penny placed a tablet of baking soda in a cup of water. The tablet immediately began to bubble, fizz...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 07.10.2020 07:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mkx.png)
Arts, 07.10.2020 07:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 07.10.2020 07:01
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 07.10.2020 07:01
![Konu](/tpl/images/cats/mat.png)
Mathematics, 07.10.2020 07:01