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which of the following is composed of 15 protons, 15 electrons, and 15 neutrons?

a. 45 over 15 S

b. 10 over 15 P+15

c. 30 over 15 P

d. 32 over 16 S

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Related questions

What is the isotope symbol for atoms that contain the following numbers of subatomic particles?
 
(a) 1 proton, 1 electron, and 2 neutrons
(b) 4 protons, 4 electrons, and 5 neutrons
(c) 15 protons, 15 electrons, and 16 neutrons
 

 

Write the symbol for the atom or ion of the species that contains

a. 12 protons, 13 neutrons, 10 electrons

b. 13 protons, 14 neutrons, 10 electrons

c. 14 protons, 15 neutrons, 14 electrons

d. 35 protons, 44 neutrons, 36 electrons

 

Write complete symbols, including mass number and atomic number, for atoms with following characteristics

a. Contains 28 protons and 30 neutrons

b. Contains 22 protons and 21 neutrons

c. Contains 15 electrons and 19 neutrons

d. Oxygen atom with 8 neutrons

e. Chromium atom with a mass number of 52

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