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Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia
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Mathematics, 21.06.2019 18:30
Three times the sum of a number and seven is negative thirty-six. what is the number?
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Mathematics, 21.06.2019 19:30
Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, β3) and (β6, β3). where would the upper vertices be on the grid?
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4(4x + 6) = 12 solve for x...
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Mathematics, 24.01.2020 02:31