Answer:
4 sig figs: 20.18
Explanation:
the smallest amount of digits was 4 in the expression
I think it’s A good luck on the answer if it’s not but I’m pretty sure it’s A .
When the phosphate groups of the single nucleotides combine to form the backbone of the nucleic acid, energy is released. This energy is used for polymerization.
Answer is: chemical.
Making a pancake from batter is chemical change (chemical reaction), because new substances are formed, the atoms are rearranged and the reaction is followed by an energy change.
Batter is thin dough that is poured into a pan to make pancakes.
In physical change, the same substance is present before and after the psysical change, just with different form or state of matter.
