Answer:
have the same number of atoms
Explanation:
Atoms of the same element have the same atomic number so the number of protons (and electrons) are same. But they have same or different mass number (like that for isotopes) . Different mass number will have different number of neutrons.
In the nucleus of each cell, The DNA molecule is packaged in to thread like structures called chromosomes.
<span>m=15 kg mass of object</span>
<span>v=4 <span>ms</span> velocity of object</span>
<span><span>Ek</span>=<span>12</span>⋅15⋅<span>22</span></span>
<span><span>Ek</span>=<span>12</span>⋅15⋅4</span>
<span><span>Ek</span>=15⋅4</span>
<span><span>Ek</span>=40<span> Joules</span></span>
Coal does not produce flame when burnt because it does not vapourizes