It required a fixed finite amount these zones are known as energy levels
hope it helps ..............
There are 115 known elements as of today (Feb. 13, 2016)
so, 'C' is the correct answer
Answer:
d. Mass is the measure of the earth’s gravitational attraction of a body
This is FALSE. Mass is the measure of matter than an object contains.
Explanation:
b. An atom is the smallest particle of an element that still contains properties of the original element.
This is True
c. Gases can be colorless or colored
This is True
d. Mass is the measure of the earth’s gravitational attraction of a body
This is FALSE. Mass is the measure of matter than an object contains.
e. A pure substance has a fixed composition.
This is True.
A: Na3PO4 + MnCl2 > Mn3(PO4)2 + NaCl
