Chemistry, 22.09.2019 11:20 amortegaa805
Which pair below describes isotopes of the same element?
a) an atom with 6 protons and 8 neutrons - an atom with 8 protons and 6 neutrons
b) an atom with 6 protons and 6 neutrons - an atom with 6 protons and 7 neutrons
c) an atom with 8 protons and 8 neutrons - an atom with 7 protons and 8 neutrons
d) an atom with 7 protons and 6 neutrons - an atom with 6 protons and 6 neutrons
Answers: 1
Chemistry, 22.06.2019 02:00, webbhlharryteach
In which of these cases are the two wave points considered to be in phase with each other?
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Chemistry, 22.06.2019 12:00, BreBreDoeCCx
Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal. b. he is determining chemical properties that are sufficient to identify the metal. c. he is determining physical properties that are insufficient to identify the metal. d. he is determining chemical properties that are insufficient to identify the metal.
Answers: 3
Which pair below describes isotopes of the same element?
a) an atom with 6 protons and 8 neu...
a) an atom with 6 protons and 8 neu...
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