Most popular questions and responses by Mnashe
  1. Physics

    a boy throws a stone vertically up to a man standing at a height of 2.0m above the boy. If the stone is thrown up with a velocity of 7.0metres per second what is the velocity of the stone at the instant when it is caught by the man A. 3.0m/s B. 6.2m/s C.

    asked on August 22, 2018
  2. chemistry

    a sample of ethanol was prepared by reacting 9.2cubic centimetres of ethanol(density 0.8grams/cubic centimetre)with an acidified solution containing 11grams of sodium dichromate(Na2 Cr2 O7) the reaction is represented by the following equation: C2 H5 OH+K2

    asked on August 22, 2018
  3. physics

    a stone rolls off the edge of a vertical cliff. neglecting air resistance, which of the following describes its subsequent motion? Vertically Horizontally A Increasing velocity Decreasing velocity B Constant velocity Constant acceleration C Constant

    asked on August 22, 2018