subject
Chemistry, 27.02.2021 01:00 joedawg50

Some chemical reactions need energy in the form of heat to take place, while others give off energy. Read each of the phrases that describe endothermic or exothermic reactions and select the type of reaction the description represents. it is either endothermic or exothermic reaction for all

1.some energy is released as light
[ Select ]
2.energy released is greater than the energy needed to break bonds
[ Select ]
3.need continuous source of energy
[ Select ]
4.leaves the surroundings feeling cold
[ Select ]
5.some energy is released as heat
[ Select ]
6.more energy needed to break bonds of the the reactants than is released
[ Select ]

ansver
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 18:30, mamasmontoya
For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea
Answers: 2
image
Chemistry, 22.06.2019 04:00, clairebear66
What three natural resources are found in the great lakes region
Answers: 2
image
Chemistry, 22.06.2019 13:00, cat216
12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer
Answers: 3
image
Chemistry, 22.06.2019 14:30, carealee
Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false
Answers: 1
You know the right answer?
Some chemical reactions need energy in the form of heat to take place, while others give off energy....

Questions in other subjects:

Konu
Mathematics, 12.08.2020 05:01
Konu
Mathematics, 12.08.2020 05:01