Which balanced equation represents an endothermic reaction?
1.)C+O2-> CO2
2.)CH4+2O2->...
Answers: 2
Chemistry, 22.06.2019 05:00, adrian128383
What forms when chemical reactions combine pollution with sunlight?
Answers: 1
Chemistry, 23.06.2019 02:30, roseemariehunter12
Asubstance is held in an open container. its particles move past one another at random speeds but do not leave the container. heat is removed from the system, and the particles slow down. when enough heat is removed, the particles no longer have enough speed to overcome the weak attractive forces between them. when this happens, the substance enters its solid state. the process described above is known as .
Answers: 3
Chemistry, 23.06.2019 04:20, milkshakegrande101
The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.
Answers: 1
Chemistry, 23.06.2019 05:50, starfox5454
Which of the following isotopes has the same number of neutrons as phosphorus-31?
Answers: 1
English, 19.08.2020 03:01
Social Studies, 19.08.2020 03:01
Computers and Technology, 19.08.2020 03:01