Answer:
roar
Explanation:
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Hey there,
It seems we do not have an image. Mind supplying us with one?
Answer: 42.14 g
Explanation: calcium nitrate - 
, the molar mass of calcium nitrate = 164 g
<h3> formula used =

= no of moles </h3>
mass required =
=
g
the answer is C) . I hope this was helpful!
Answer:
option 3
Explanation:
Neon is one of the noble gases. Noble gases don't react with any element because of their stability. Elements of Group 18 in Periodic Table are inert gases.