Biology, 26.06.2019 15:40 gabbycasey102
Match the following terms and definitions. 1. the smallest unit of an element atomic mass 2. the path surrounding the nucleus of an atom in which electrons are normally located electron 3. the number of protons in the nucleus of the atom compound 4. a pure substance where atoms of two or more elements are chemically bonded to one another neutron 5. the positively charged center of an atom atom 6. exists in orbit around the nucleus of an atom and carries a negative charge molecule 7. the smallest unit of a pure substance that consists of two or more atoms held together by a chemical bond shell 8. the mass of an element diatomic 9. a subatomic particle that carries no charge atomic number 10. containing two atoms nucleus 11. a subatomic particle with a positive charge proton
Answers: 1
Biology, 21.06.2019 18:40
The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?
Answers: 1
Biology, 21.06.2019 19:30
During a hot day, warm and moist air rises and cools in the atmosphere. which even would occur next on such a day? a. condensed droplets would gather to become water vapor. b. water vapor would condense into tiny droplets. c. water droplets would evaporate to form rain and snow.
Answers: 2
Biology, 22.06.2019 06:00
Body temperature is tightly regulated in mammals for example when external temperatures drop too much the body of a mammal responds by in order to its core temperature?
Answers: 2
Biology, 22.06.2019 14:50
The ultimate purpose of respiration: a. inhale 02 and exhale co2 b. place oxygen in the lungs c. place oxygen in the blood d. deliver oxygen to every blood cell
Answers: 3
Match the following terms and definitions. 1. the smallest unit of an element atomic mass 2. the p...
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