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OpenStudy (anonymous):
how many ions present in ZN(NO3)2 explain pls
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OpenStudy (jfraser):
same kind of question as your previous one
OpenStudy (jfraser):
see the 2 following the parenthesis in the formula? that doubles the number of that ion
OpenStudy (anonymous):
Does it maTTER IF THEY ARE NEG OR POS?
OpenStudy (jfraser):
if all you need is "how many", then no.
OpenStudy (anonymous):
Okay so in this one, there are 9?
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OpenStudy (jfraser):
no, there are only 3
OpenStudy (anonymous):
( NO3) counts as one so Zn=1 and (NO3)2=2?
OpenStudy (jfraser):
yes
OpenStudy (anonymous):
Ohhh okay, thank you
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