How can we compare the Melting point of ionic bonds?​

Someone, part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

At element makes up all organic compounds?