Characteristics of a substance that can be measured or observed by changing the identity of the material is a Group of answer choices

A. physical property

B. chemical property

C. physical change

D. chemical change

What’s the percent by mass of carbon in c10h14n2

What is the relationship of air masses and the temperature of oceans?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.