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Biology 11th Edition by Gerald Audesirk,Teresa Audesirk,Bruce Byers
النسخة 11الرقم المعياري الدولي: 978-0134168296Biology 11th Edition by Gerald Audesirk,Teresa Audesirk,Bruce Byers
النسخة 11الرقم المعياري الدولي: 978-0134168296 تمرين 9
The mass number of an element is equal to
A) the mass of its atom's protons and neutrons.
B) the mass of its atom's neutrons.
C) the mass of its atom's protons.
D) its atomic number.
A) the mass of its atom's protons and neutrons.
B) the mass of its atom's neutrons.
C) the mass of its atom's protons.
D) its atomic number.
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Neutron is a neutral charge subatomic pa...
Biology 11th Edition by Gerald Audesirk,Teresa Audesirk,Bruce Byers
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