A chemist is studying a chemical compound that has equal numbers of carbon atoms and hydrogen atoms. She calculates that the carbon atoms have a mass of 24 grams. What is the mass of the hydrogen atoms? Explain your
reasoning. Please answer!

Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.