Which of the following correctly identifies the composition of a sodium atom, which has an atomic number of 11 and an atomic mass of 23?
a. 11 protons, 8 electrons, and 11 neutrons
b. 11 protons, 11, electrons, and 11 neutrons
c. 11 protons, 11 electrons, 12 neutrons
d. 6 protons, 8 electrons, and 12 neutrons
i need i am totally confused on what the answer is
Answers: 1
Biology, 21.06.2019 18:00, staxmillz
What evidence did mendel find that supported his law of independent assortment? a. dominant traits are expressed when there is a dominant allele. b. traits do not affect the inheritance of other traits. c. some traits have three or four different alleles. d. plants and animals can both reproduce sexually.
Answers: 3
Biology, 21.06.2019 21:30, acaciafiedler2003
The asian shore crab (hemigrapsus sanguineus) is an invasive species that has impacted the atlantic coast. predict what characteristic of this invader would most likely disrupt the biodiversity of this area.
Answers: 2
Biology, 22.06.2019 01:30, sharondot2398
Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
Answers: 1
Which of the following correctly identifies the composition of a sodium atom, which has an atomic nu...
History, 25.06.2019 22:30
Geography, 25.06.2019 22:30
Physics, 25.06.2019 22:30
Health, 25.06.2019 22:30
English, 25.06.2019 22:30