Science
How many grams are in a mole of water molecules (H₂O)?
18
Background
One mole of water weighs 18 grams. A mole is a set number of particles used in chemistry. Two hydrogen atoms plus one oxygen atom add up to this weight. 18 grams of water fit roughly into one big tablespoon.
More Science questions
How many bones are in the human body?
See questionHow many layers does the Earth’s atmosphere have?
See questionHow many chromosomes do humans have?
See questionHow many moons does Mars have?
See questionHow many teeth does an adult human typically have?
See questionHow many electrons are in a neutral helium atom?
See question