Answer:
In order to calculate the moles of a product, you must know the mass of the product, and its molar mass (g/mol), which is the mass of one mole of of the product. You then divide the mass of the product by its molar mass.
Answer:
the blue one is f sub level in period table
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When humans burn fossil fuels, the stored carbon is released into the atmosphere as carbon dioxide. The carbon is then free to cycle through the Earth and can upset the natural balance of the carbon available, changing the way that processes occur on Earth.</span>
Answer:
D (hope I’m right, sorry if it’s not)
Craters are due to impact of meteorites. it could be that at that certain time, there were more meteorites that landed on that area than other places.