since: 2017-05-04 18:57:27
Age: 17
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answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and in this case where a scientist w...Read More
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Mathematics, 02.03.2021, pinnij20
All the elements are arranged by melting points on the periodic table. in row they go from metals to gasses. in the row from sodium to argon, sodium is more reactive than the one o...Read More
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What do you need with it’s not a question your just stating what it says...Read More
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