Answer:
Substance B, boiling point of 105 °C
Explanation:
Non volatile substances have high boiling points
The answer is 6.022• 10^23 atoms
The nitrogenous bases on the two strands of DNA pair up, purine with pyrimidine (A with T, G with C), and are held together by weak hydrogen bonds. Watson and Crick discovered that DNA had two sides, or strands, and that these strands were twisted together like a twisted ladder -- the double helix.Mar
Answer:
compounds can be broken down to one another