Answer:
He could make a macromolecule which is made up of carbon and hydrogen only.
Explanation:
An atom a fundamental piece of matter that constitutes a chemical element.
A molecule is a group of atoms bonded together. It represents the smallest fundamental unit of a chemical compound that can participate in a chemical reaction.
The red balls denote the hydrogen and black balls denote the carbon. He could make a macromolecule which is made up of carbon and hydrogen only.
Answer:
B
Explanation:
the quality of air will help identify any pollutants in the air.
Answer: Growth hormone is released into the bloodstream from the anterior pituitary gland. The pituitary gland also produces other hormones that have different functions from growth hormone. Growth hormone acts on many parts of the body to promote growth in children.
The average atomic mass of an element<span> is the sum of the </span>masses of its isotopes, each multiplied by its natural abundance (the decimal associated with percent of atoms<span> of that </span>element<span> that are of a given isotope).</span>
