*CHEMISTRY* *WILL GIVE BRAINEST*

Review your graphs for the four gases. How do you explain the odd gas?
O It was caused by an error in the apparatus.
O It had a chemical reaction at around 20°C.
O It has a boiling point around 35°C.

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

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule