Question

calculate the mass of 15 gram of water​

Answer 1

Answer:

Molar mass of atoms

Mass of two moles of Hydrogen atoms = 2x 1 g/mol = 2 g/mol. On adding all the above-obtained values we get, Mass of one mole of water = 2 g/mol + 16 g/mol = 18 g/mol.

Answer 2

Answer:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.