Chemistry, 03.05.2021 20:10 wannamakerdaandre
Which of the following would be considered an endothermic process?
Group of answer choices
A. the surroundings getting hotter
B. a fire
C. an ice bag on an injury
D. Fireworks exploding
Answers: 3
Chemistry, 23.06.2019 08:50
What happens after sound waves create vibrations in the ear?
Answers: 1
Chemistry, 23.06.2019 12:30
Idid a lab for chemistry where we put nails in a copper (ii) chloride solution. 1. why did the reaction stop? which reactant was used up? how do you know? 2. describe what was happening to the atoms of iron and copper during the reaction. what is this type of reaction called? 3. what would happen to the ratio of copper to iron if you had placed more nails in the beaker? if you had let the reaction go for less time? 4. what is the accepted ratio of copper atoms to iron atoms in this reaction? account for differences between your experimental value and the accepted value. write the balanced equation for the reaction.
Answers: 2
Chemistry, 23.06.2019 14:00
[08.05] which answer provides the correct name for name the following hydrocarbon? (2 points) moving left to right: a hydrocarbon chain made of a methyl group (ch subscript three) single bond carbon triple bond carbon single bond ch bonded to a methyl group (ch subscript three) and a chain including a methelyne group (ch subscript two) single bond methyl group (ch subscript three). 4-ethyl-2-pentyne 4-methyl-2-hexyne 2-heptyne 4-methy-hexane
Answers: 1
Which of the following would be considered an endothermic process?
Group of answer choices
Mathematics, 30.07.2019 14:50
Mathematics, 30.07.2019 14:50
History, 30.07.2019 14:50
World Languages, 30.07.2019 14:50
Mathematics, 30.07.2019 15:00
Social Studies, 30.07.2019 15:00
Chemistry, 30.07.2019 15:00
Business, 30.07.2019 15:00
Mathematics, 30.07.2019 15:00
Mathematics, 30.07.2019 15:00
Mathematics, 30.07.2019 15:00
Mathematics, 30.07.2019 15:00