Answer: D
They often occur spontaneously, because when energy is released during a chemical reaction it does not usually happen slowly.
Answer:
C. 1.23 g/ml
Explanation:
Mass of rock = 80g
Volume of rock = final fluid volume - initial fluid volume
Volume of rock = 265 cm³ - 200 cm³ = 65 cm³
1 cm³ = 1 ml
Therefore, density of the object = 1.23 g/ml
there are two distinctions of genders in humans, one is biological and the other is socially constructed.
biologically, man and women are distinguish by the gonads, such are men posses Penis and and women have Vaginas. secondly, through penis men produces sperm which is necessary for fertilization, while women have ovum which is serves as the carrier of sperm and produces a new young ones after , sperm meets egg.
socially men and women are constructed as men are to face the social world while women have to care for the family and house.
