A heterogeneous Mixture discribes a substance made of different kinds of atoms bonded together.
1km=100,000cm so 0.828km=82,800cm
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Answer:
One gram of carbon dioxide contains 13.6 x 10²¹ number of molecules.
Explanation:
Answer: C. Some are metals and some are nonmetals.
Explanation:
A Resonance structure is the Lewis structure of every atom in the molecule, that gives one Lewis structure. But they called it resonance structure to have a change.
There is 7 resonance structures for SO3, like the images below: