Ions form the number of an atom is changed? Question options:

proton

neutron

atomic number

electron

(It was not Atomic number)

Calculate the mass of 0.750 mol of the following substance. na3po4. , i'm not quite sure on how to set up the problem to solve! : (

Chemical engineering who specializes in negotiating for large purchases and instructing customers in use of the products are

Individuals within populations exhibit some diversity. as a result of possessing slightly different traits, some individuals are better able to survive and reproduce than others. if these individuals changes in the characteristics of the population may occur over time. the cumulative change in these characteristics is known as