A requires oxygen
The reason is that fermentation does not always need oxygen.
<span>Energy is transferred from the water into the air </span>
A binary compound is a substance that contains exactly two elements. The correct answer is potassium oxide, which contains only potassium and oxygen.
The answer is D.
Answer: There are of
Explanation:
According to avogadro's law, 1 mole of every substance occupies 22.4 L at STP and contains avogadro's number of particles.
To calculate the moles, we use the equation:
Thus there are of