Answer: The atomic number
Answer:
variable: not consistent or having a fixed pattern; liable to change.
Explanation:
The answer is C I believe because it makes sense
Answer:
Mg(s)+Zn2+>>>>>Mg2++Zn(s) B
Explanation:
:CH=CH2, also expressed as H-C=C:
<span>___________________________|__| </span>
<span>___________________________H H </span>
<span>(Sorry about the underscores; the spacing doesn't work if I don't include them) </span>
<span>This compound is a derivative of ethene, which is CH2=CH2. In place of the fourth H atom, CH3 has a lone pair (as shown in the above formula). Or, it can be bonded to another compound as well in that empty spot.</span>
