(Answered) 1 calculate the energy in j required to raise the

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1. Calculate the energy in J required to raise the temperature of 250g of ice from -5.5C to 110C at 1 atm.

2. A aqueous 5L salt solution contains 0.5kg of NaNO3. Calculate the melting point, boiling point, vapor pressure and osmotic pressure of the solution at 25C. Assume density = 1.0g m/L.

3. C3H6 + H2--------C3H8 Keq=7.4 X 10 to the 16th power
2M propene gas reacts with 1M hydrogen gas to form propane gas. At equilibrium what concentration of hydrogen remains?

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