Explain potassium nitrate has a lattice energy

Reference no: EM13500439

Potassium nitrate has a lattice energy of -163.8kcal/mol and a heat of hydration of -155.5kcal/mol. How much potassium nitrate has to dissolve in water to absorb 117kJ of heat?

Reference no: EM13500439

Questions Cloud

Explain the largest increase in boiling point : Which of the following will give the largest increase in boiling point when added to 1 kg of water. 1 mol Co(NO3)2, 2 mol KCl, 3 mol C2H6O2, and why

What proportion of the sample had a visual stimulus : Calculate the mean, median, and standard deviation and State two numbers - one for each group - that indicate which group has more variation.

Explain containing less repulsion energy cis or trans : For CH2CBr2, which geometric isomers do you suppose is energetically most stable; containing less repulsion energy: cis or trans

Find the change in magnetic flux and induced emf : the magnetic field perpendicular to a circular coil of 5 turns and diameter 20cm changes from +1.85 T to -.25 T in 30 ms. Find the change in magnetic flux and induced emf

Explain potassium nitrate has a lattice energy : Potassium nitrate has a lattice energy of -163.8kcal/mol and a heat of hydration of -155.5kcal/mol. How much potassium nitrate has to dissolve in water to absorb 117kJ of heat

What are the dividends received by the preferred stockholder : Era Company has 3,000 shares of 5%, $100 par non-cumulative preferred stock outstanding at December 31, 2013. No dividends have been paid on this stock for 2012 or 2013.

What is the maximum current attained : A 63.0 m length of insulated copper wire is wound to form a solenoid of radius 1.7 cm. The copper wire has a radius of 0.53 mm. What is the maximum current attained

Define why the beer-lambert law : Explain why the Beer-Lambert law, stating that light absorbance is proportional to concentration, eventually becomes invalid at high concentrations of the solute being measured

Explain the solvent-exposed surface of a protein : Choose the amino acid in the following pairs that would be more likely to appear on the solvent-exposed surface of a protein

User Account

All Pages