Answer:
C: The atomic nucleus contains most of the mass.
A homogeneous mixture<span> has the same uniform appearance and composition throughout.
</span>A heterogeneous mixture<span> consists of visibly different substances or phases.</span>
Answer:
Q = 2997.69 J
Explanation:
Given that,
The mass of ice, m = 15.6 grams
The temperature increases from -8.76 degrees Celsius to 85.9 degrees Celsius.
The specifc heat of ice is 2.03 J/g°C
We need to find the amount of energy required. The formula for energy required is given by :

So, the required heat is equal to 2997.69 J.
<span>The process of splitting and Atom into two lighters atoms is called </span>
Answer:
B. flourine
Flourine is the 9th element in the periodic table