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pa
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pa
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protoactini
Element with symbol Pa and atomic number of 91.
pa
protactinium
element 91
protoactinium
91pa
chemical element
português
pa
pa
protactinium
element 91
protoactinium
91pa
1
He did better'n this in Castlemaine; and I'd
pa
behind me there.
2
Mimi went to confer with
Great
-
pa
for a minute, then came back.
3
Making sure they don't waste your
pa
's
time and money, that's all.
4
And then the Humane society had
pa
arrested for cruelty to animals.
5
What mule ever had another mule for a ma or a
pa
?
'
1
A 231Pa reference material has been characterized for amount of
protactinium
.
2
Scuffles soon arose over who'd first bagged hafnium,
protactinium
,
and technetium.
3
This addition of a proton shifts it to the next element on the table,
protactinium
-
233
.
4
They rechristened it
protactinium
,
or "parent of actinium," the element into which it (eventually) decayed.
5
This is also unstable, so the
protactinium
spits out another electron and transforms into what you started with, uranium-233.
russo
протактиний
português
pa
protactínio
elemento 91
espanhol
pa
protactinio
catalão
protoactini