Which statement correctly uses a description of time? The invention of the automobile began a new millennium.
The expansion of railroads marked the start of a new era.
The time from 1980 to 1989 was a century of economic growth.
The years 1900 to 1999 were a decade filled with many political changes.

Hello thereone of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. which property fits this description? answer: atomic mass  was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

Answer    "a salt" would be the best answerexplanationsalts can be defined as ionic compounds that are neither acids nor bases. nacl is an example of a salt, and its ionic.an enzyme is an organic compound which is covalently bonded, not ionically bonded.acids are generally held together by covalent bondsan element does not need any bonds to exist

The answer is d for this question