Answers: 1
Biology, 21.06.2019 16:00
Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove
Answers: 2
Biology, 22.06.2019 00:00
How does the study of genetic disorders such as pku biologists understand normal alleles?
Answers: 1
Biology, 22.06.2019 18:00
Which of the following can be assumed about the layers in areas 2 and 4
Answers: 1
Biology, 22.06.2019 19:40
Which process takes place last in the human being which process takes place last in the development of a human being
Answers: 1
Describe the process of enzyme-substrate complex formation....
Physics, 04.11.2021 19:10
Computers and Technology, 04.11.2021 19:10
Physics, 04.11.2021 19:10
Mathematics, 04.11.2021 19:10
Business, 04.11.2021 19:10
Biology, 04.11.2021 19:10
Mathematics, 04.11.2021 19:10