Chemistry, 14.12.2019 02:31 bibiansolis
7.(03.01 mc)
which of the following statements does not describe the structure of an atom? (3 point
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inside the nucleus of an atom are protons and neutrons.
protons are positively charged sub-atomic particles.
electrons are negatively charged sub-atomic particles.
most of the mass of an atom comes from the electron cloud.
Answers: 3
Chemistry, 21.06.2019 23:00
Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?
Answers: 1
Chemistry, 22.06.2019 22:20
Asuspension of yeast cells is being grown under anaerobic conditions such that glucose is degraded to ethanol and carbon dioxide. if one wishes to follow this process by monitoring the release of 14co2, at which positions in the glucose molecule would the 14c label need to be incorporated?
Answers: 2
Chemistry, 23.06.2019 04:30
Two liquids are poured into a beaker. after a few seconds, the beaker becomes warm. which of the following best describes this reaction? a. an exothermic reaction b. a decomposition reaction c. an endothermic reaction d. a single-displacement reaction
Answers: 1
7.(03.01 mc)
which of the following statements does not describe the structure of an atom? (3...
which of the following statements does not describe the structure of an atom? (3...
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