Write the isotope notation for terbium-165.
2 answers:
Answer:
The isotope notation for terbium-165 =
Explanation:
The isotopic representation of an atom is:
where,
Z = Atomic number of the atom
A = Mass number of the atom
X = Symbol of the atom
We have, isotope terbium-165
65 = Atomic number of the terbium atom
165 = Mass number of the terbium atom
Tb = Symbol of the terbium atom
The isotope notation for terbium-165 =
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Answer:
The correct answer is "5217 Cal".
Explanation:
The given values are:
Specific heat,
c = 3.76 cal/g°C
Mass,
m = 25.0 g
Initial temperature,
T₁ = 21.5°C
Final temperature,
T₂ = 77.0°C
Now,
The heat energy will be:
⇒
On substituting the given values, we get
⇒
⇒
⇒