Answer: 50 joules and 100 joules assuming there is no friction.
Explanation:
A ) if it s dna G with C and A with T so if it s C 32 G its 32 you have only 100% so it should be 100-32-32 =36 A=T so 36=A+T 64=2T T =18
I honestly don’t know but I believe it’s A