Question 2 (Mandatory) (2 points)
Which statement best describes electrons?
Electrons are composed of protons and neutrons
Electrons reside in the nucleus
Electrons have a positive charge
Finntrane nrbit around the nuclnic

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e

What term is applied to a scientist who studies ancient life, including animal and plant fossils a. anthropologist b. dendroclimatologist c. geophysicist d. paleontologist

If a solution contains 3 moles/liter of sodium chloride (nacl, made of sodium ions and chloride ions), what is the osmolarity of this solution