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200ml 0.2M HCl is mixed with 400ml 0.1M ...

200ml 0.2M HCl is mixed with 400ml 0.1M NaOH solution then find change in temperature.
Given 1. Heat of neutralization of 1mole of HCl and 1mol of NaOH = `57.1KJ//mol`
2 Specific heat of water = `4.18J//(g^@C)`
3 Density of water = `1g//cm^3`

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