The answer would be A. 500g because the candle would not lose mass despite being melted. Melting the candle is only a physical change and not a chemical change resulting in no change in the mass.
Useable energy
this is because the whole process is transferring energy and matter for a purpose. here the purpose is useable energy. ADP, water and phosphate groups are all part of the process of generating the useable energy
B.) its is only used for dna
C.Adenine and guanine<span> are </span><span>purines in DNA.</span>
