Someone fill in the blanks please

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?