0
Michael Bogisich ∙
Deductive reasoning moves from
Gold is a meta element. Atomic mass of it is 197.
-1
arsenic
74.922
AS
33
clay
16 protons and 18 electrons
The atomic number for the Element Lead is 82.
no answers.........
Controlled experiment means the things that u want to measure.Usually used in Science.
Br
imp
The horizontal rows on the periodic table are called periods.
How many protons/ electrons it has
Mass number refers to a particular isotope of 82Pb.
The ozone blocks the harmful UV rays from the sun. It is present as ozone layer.
Magnesium