How many water molecules of water are involved for the formation of one hexose in photosynthesis of an angiosperm?

For the formation of one hexose, there is requirement of 12 NADPH + H+ For each molecule of water involved in light reaction of photosynthesis, there is formation of one NADPH + H+. For the formation of 12 NADPH + H+, there is requirement of 12 molecules of water.