Answer:
the correct answer is option c
Explanation:
the half-life of material 2 is 30 hours more than the half-life of material 1
that is, ∆the half-life of the material 2 > ∆the half-life of material 1 by 30 hours (I.e the time taken to deplete up to its half from 60 hours to 30 hours)
Answer: Strong guitar riffs
Explanation:
<span>You can use commas, and you can rewrite the sentence, using Parentheses and dashes are optional, only some sentences are required to have it.
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<span> Parentheses (always used in pairs) allow a writer to provide additional information.
Hope this helps
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Use a pair of commas in the middle of a sentence to set off clauses,
phrases, and words that are not essential to the meaning of the
sentence. Use one comma before to indicate the beginning of the pause
and one at the end to indicate the end of the pause.
The dash is a mark of punctuation used to set off a word or phrase after an independent clause or to set off a parenthetical remark.
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Answer: coronavirus, coin shortage, distrcrimination, inflation
Explanation: