Recent content by mouk92

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    Calculate Molar Enthalpy Change for Magnesium & Copper Sulphate Reaction

    Homework Statement Magnesium will also displace copper from copper (II) sulphate solution. If an excess of magnesium is added to 100 cm3 of 1.0 moldm-3 copper(II) sulphate, the temperature increases by 46.3 oC. a) Calculate the molar enthalpy change for the reaction b) Calculate the minimum...
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    Calculating Distance Traveled: Motion Exam Question Solution in 7.4 Seconds

    Yh sorry this was my first post but thanks anyway
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    Calculating Distance Traveled: Motion Exam Question Solution in 7.4 Seconds

    When i was doing it i was squaring the whole of the at instead of just the t
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    Calculating Distance Traveled: Motion Exam Question Solution in 7.4 Seconds

    Yeh thanks i got it
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    Calculating Distance Traveled: Motion Exam Question Solution in 7.4 Seconds

    1. A Cyclist traveling at a speed of 4.2 ms^-1 accelerates at 1.1 ms^-2 in a time of 7.4 seconds. What is the distance travelled? 2. Homework Equations ? 3. The Attempt at a Solution : The answer is 61m but i don't know how to get that answer