What do these two changes have in common?
sauce burning on a stove
dry ice sublimating and be...
![subject](/tpl/images/cats/himiya.png)
Chemistry, 18.10.2020 14:01 eguilford4438
What do these two changes have in common?
sauce burning on a stove
dry ice sublimating and becoming a gas
Select all that apply.
Both are caused by heating.
Both are only physical changes.
Both conserve mass.
Both are chemical changes.
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Chemistry
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 16:10
Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?
Answers: 1
![question](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 19:10
Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a β3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a β3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a β3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a β3 charge on the phosphorus atom.
Answers: 3
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 01:00
Who examines and coordinates the cleanup of polluted sites?
Answers: 2
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 07:00
Introduction of drugs into the gastrointestinal tract is a form of administration. a. enteral b. topical c. parenteral d. inhalation
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 28.10.2020 16:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 28.10.2020 16:30
![question](/tpl/images/cats/en.png)
English, 28.10.2020 16:30
![question](/tpl/images/cats/fr.png)
French, 28.10.2020 16:30
![question](/tpl/images/cats/en.png)
English, 28.10.2020 16:30
![question](/tpl/images/cats/istoriya.png)
History, 28.10.2020 16:30
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 28.10.2020 16:30