Molecules starts to get farther apart from each other. At boiling point the state of water changes to gas.
Answer: It is caused by the tendency of some atoms in molecules to attract electrons more than their accompanying atom.
Answer: high iridium levels in a 66- million-year-old clay layer in Denmark and Italy
Explanation:
Answer:
Mitochondria is the powerhouse of the cell, but don't let this distract you from the fact that Mr. Krabs sold SpongeBob's soul for 62 cents
<u>Answer:</u> The correct answer is Option A.
<u>Explanation:</u>
Mole ratio is defined as the ratio between the stoichiometric coefficients of the molecules present in the chemical reaction.
For the given balanced chemical equation:

By Stoichiometry of the reaction:
3 moles of iron metal reacts with 4 moles of water to produce 1 mole of iron oxide and 4 moles of hydrogen gas.
The mole ratio of 
Hence, the correct answer is Option A.