Question

In the decomposition of water, why is twice as much hydrogen as oxygen formed?(1 point)%0D%0AResponses%0D%0A%0D%0AHydrogen atoms are twice the size of oxygen atoms.%0D%0AHydrogen atoms are twice the size of oxygen atoms.%0D%0A%0D%0AHydrogen gas has two atoms, and oxygen gas has one atom.%0D%0AHydrogen gas has two atoms, and oxygen gas has one atom.%0D%0A%0D%0AThere are two atoms of hydrogen and one atom of oxygen in a water molecule.%0D%0AThere are two atoms of hydrogen and one atom of oxygen in a water molecule.%0D%0A%0D%0ASome oxygen gas escapes the reaction, and hydrogen gas is conserved.

Answer 1

There are two atoms of hydrogen and one atom of oxygen in a water molecule. This means that when water is decomposed, twice as much hydrogen gas is formed compared to oxygen gas.