periodic table
what is helium
If a substance has a pH level of 7.2, what type of base is it?
what is weaker base
BC2
what is a compound
H3
what is molecule of an element
where is the nucleus located
what is the center of the atom
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what is neutral
h2
what is an element
Rh
what is a element
proton
positive charge
what element has an atomic mass of 63.546
what is copper
a lemon
acidic
MN2
what is a compound
v2f3
what is a molecule of a compound
electron
negative
what is the element CO
what is cobalt
If a substance has a pH level of 14 it is a blank base
what is strong base
H20he
what is a compound
Os3V4
what is a molecule of a compound
where is the electron located
what is an electron cloud
what element has an atomic mass of 174.967
what is lutetium
if a substance has a pH level of 1.1 what type of acid is it
strong acid
LI3
what is a molecule of and element
what is a molecule of an element
rusting
chemical change