Answer:
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Answer:
The answer to your question is below:
Explanation:
Density: is the ratio between the mass of an object and its volume.
density = mass/ volume. Its units are g/ml, g/cm³ or kg/m³.
What does it tell you about the substance?
Density tells the degree of compactness of a substance. It could tell if the substance is solid or it is porous.
Hi!! the answer to this question is
<CaCO3+H2O. >>
hope this helps ;)
Same: Both are natural disasters. Both are becoming more common to due climate change.
Different: Floods are an excess amount of water whereas droughts are a lack of water for a prolonged period of time. Floods are more common in coastal areas whereas droughts are most common in the Midwest and South.
Group 1: alkali metals.
Group 2: alkaline earth metals.
Group 11: coinage metals (not an IUPAC approved name)
Group 15: pnictogens (not an IUPAC approved name)
Group 16: chalcogens.
Group 17: halogens.
<span>Group 18: noble gases.</span>