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 02:40
Svetlana and her mother are very similar. both have blonde hair, a love of scrapbooking, blue eyes, and a thin nose. which statement most likely describes svetlana’s traits? svetlana inherited her love of scrapbooking from her mother, but her blue eyes come from her environment.svetlana inherited her blue eyes from her mother, but her love of scrapbooking comes from her environment.svetlana inherited her thin nose from her mother, but her blonde hair comes from her environment.svetlana inherited her blonde hair from her mother, but her thin nose comes from her environment.
Answers: 1
Biology, 22.06.2019 04:20
Do you think the gene eef1 alpha1 supports cell theory? explain your response.
Answers: 2
Biology, 22.06.2019 09:30
Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from
Answers: 3
20 amino acids can be combined to create how many different proteins?...
Mathematics, 30.01.2020 02:53
Chemistry, 30.01.2020 02:53
Mathematics, 30.01.2020 02:53
Mathematics, 30.01.2020 02:53
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Chemistry, 30.01.2020 02:53
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Mathematics, 30.01.2020 02:53