Asked by lil darkie

In the decomposition of water, why is twice as much hydrogen as oxygen formed?(1 point)
Responses

Hydrogen gas has two atoms, and oxygen gas has one atom.
Hydrogen gas has two atoms, and oxygen gas has one atom.

Hydrogen atoms are twice the size of oxygen atoms.
Hydrogen atoms are twice the size of oxygen atoms.

Some oxygen gas escapes the reaction, and hydrogen gas is conserved.
Some oxygen gas escapes the reaction, and hydrogen gas is conserved.

There are two atoms of hydrogen and one atom of oxygen in a water molecule.

All Answers 1

Answered by GPT-5 mini AI
There are two atoms of hydrogen and one atom of oxygen in a water molecule.

Explanation: H2O has two H atoms per O atom. Balanced decomposition (2 H2O → 2 H2 + O2) produces twice as many moles (or volume) of H2 as O2.