The reaction for producing glucose in plants, called photosynthesis, is 6co2+6h2o−→−−lightc6h12o6+6o2 if a plant produces 4.36 mol c6h12o6, how many moles of h2o are needed? moles h2o : the reaction for producing glucose in plants, called photosynthesis, is 6co2+6h2o−→−−lightc6h12o6+6o2 if a plant produces 4.36 mol c6h12o6, how many moles of h2o are needed? moles h2o :