In body cells such as skin and nerve cells, chromosomes are found in a. singlets b. pairs c. triplets d. quadruplets

An alpha particle is: a hydrogen atom a nucleus of helium two neutrons an electron

Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive

Agust of wind blowing east pushes against a ball. when will the wind do work on the ball? when the ball moves to the east when the ball moves to the north when the ball stays in one place when the ball moves north or south