Select the correct answer. What does this chemical reaction describe?
water - hydrogen + oxygen
O A. respiration
OB.
decomposition of water
O C.
combustion of hydrogen fuel
OD
chemical reaction in a battery
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What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Rank substituents in order of their priority when assigning the e or z label to an alkene. i, ch2i , h, ch2ch2cl, f

Balance the following reaction. as2s3 + 9o2 → 2as2o3 + so2