An aluminum isotope consists of 13 protons, 13 electrons, and 14 neutrons. its mass number
a. 13
b. 14
c. 27
d. 40

What is also known as an attack in volleyball

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.

Which area of the brain controls the body's ability to fight off stress? question 1 options: synapse, frontal lobe, dendrite, sympathetic nervous system