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Thompson
Questions (4)
In a class of 45 students it is know that 24 of them do Art 20 do chemistry and 22 do Biology. All the students do at least one
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In a class of 45 students it is know that 24 of them do Art 20 do chemistry and 22 do Biology. All the students do at least one
0 answers
103 views
If the extension of a spring when mass of 8kg is attached, calculate the work done in extending the spring.
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P and Q are two observation posts on the same horizontal ground as the foot R of a vertical pole RT. P is 2.5km south of R. Q is
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Answers (1)
It's 4. Heat must be released by the products in order to convert from the reactants
