(c) In that same messy lab (which is not MCTC’s lab), the student finds two more unlabeled bottles that are either CO2 or H2. Based on their APPEARANCE recorded on page 2, how can she determine which substance is which? Do not answer with an activity that is more than looking at the bottles.

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.