State potassium nitrate has a lattice energy

Assignment Help Chemistry

Reference no: EM13180049

Potassium nitrate has a lattice energy of -163.8 kcal/mo land a heat of hydration of -155.5 kcal/ mol. How much potassium nitrate has to dissolve in water to absorb 101 kcal/ mol of heat?

Reference no: EM13180049

Questions Cloud

State a mixture of benzoic acid : The lab was a "Two-Base Extraction" A mixture of benzoic acid, 2-naphthol, and naphthalene was extracted with sodium bicarbonate and followed by sodium hydroxide.

Is the indifference mapping well behaved : Raj's Utility bundles of X and Y is given by U(X,Y)=XY A. Fill in the table with Raj's utility for the corresponding bundles x=1 x=2 x=3, y=1 y=2 y=3 B. Write a formula for Raj's indifference curves. Draw one such curve.

How many yards is the side of the initial square : A square's side is increased by 7 yards, which corresponds to an increase in the area by 217 square yards. How many yards is the side of the initial square?

Find the regular price of a compact disk player : Use the formula S = R - D • R, where S is the sale price, R is the regular price, and D is the discount rate. During a clearance sale, all items are dis¬counted 30%. Find the regular price of a compact disk player on sale for $112.

State potassium nitrate has a lattice energy : Potassium nitrate has a lattice energy of -163.8 kcal/mo land a heat of hydration of -155.5 kcal/ mol. How much potassium nitrate has to dissolve in water to absorb

State atoms the molecular symmetry will decide the polarity : A molecule can be polar or nonpolar depending upon the nature of the bonds and the shape of the molecule. For a molecule that has different outer atoms the molecular symmetry will decide the polarity.

How many students should receive a c : For a class of 43 students, for a certain exam, the mean grade is 67 and the standard deviation is 7, how many students should receive a C?

How is unemployment measured and reported : What is a discouraged worker? Are they included in the basic unemployment rate? Are they included in any measure of unemployment? How has the number of discouraged workers changed since 2008? How does the exclusion of the discouraged worker affect..

Component of the equity section of the balance sheet : What else is a component of the Equity Section of the Balance Sheet? Please explain to the class how the retained earning comes about. You are correct. It is not contributed. How is Treasury Stock shown?

User Account

All Pages