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  1. mushu.jr

    AS Physics P1 MCQs Preparation Thread.

    Nov 15 p13 qn15 urgent help pls
  2. mushu.jr

    A level Biology: Post your doubts here!

    hi anyone with full explanations for march 2018
  3. mushu.jr

    A level Biology: Post your doubts here!

    9700_s13_qp11 no 1 pls help
  4. mushu.jr

    AS Biology P1 MCQs Preparation Thread

    Help
  5. mushu.jr

    AS (Biology) P1 MCQs Preparation Thread.

    How to solve this
  6. mushu.jr

    Chemistry: Post your doubts here!

    1 Most submarines travel under water using electrical power from batteries. The German engineer Helmut Walter designed a diesel engine that could be used to propel a submarine beneath the surface of the sea. Instead of taking air from above the surface of the sea, Walter’s engine used...
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