1 mol of H2SO4 contains 6.022 x 10^23 molecules
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Syntax is also collectively known the arrangement of words in a sentence. The correct answer to your questino is B. For that reason it isn't possible for any other answer in this case to be correct because B actually denotes a rather formal way of how you could talk about syntax.
<span>The answer is: Strata</span>
B. group of the same species that live together.
