Explain an evolution or absorption of heat

Assignment Help Chemistry
Reference no: EM13222661

do only ionic compounds dissolve with an evolution or absorption of heat...what about molecular compounds like sucrose, glucose, aspartic acid

Reference no: EM13222661

Questions Cloud

Find the range of values of c1 : Find the range of values of c1 fir which the current basis remains optimal.
How the unemployment rises in the us defense industry : Suppose Congress cuts spending for the military, and then unemployment rises in the U.S. defense industry. Is there causation in this situation, or are we observing an association between events
Explain the basic functions of public relations : State the name of the organization and describe what its mission and purpose and explain in detail the facts of the event that generated the negative publicity and why this situation would create negative publicity.
Analyze and compare and contrast the code of ethics : Analyze and compare and contrast the code of ethics of both Starbuck's and McDonald's. List three aspects that you like least about (1) the Starbuck's statement and (2) the McDonald's statement.
Explain an evolution or absorption of heat : do only ionic compounds dissolve with an evolution or absorption of heat...what about molecular compounds like sucrose, glucose, aspartic acid
What are the network perspectives in innovative research : What are the different network perspectives in innovative research? Why do authors differ in how they define innovation networks? How can networks influence actions of its members?
Define what happens to the level of gross debt : Now suppose that the gross national debt initially is equal to $2.5 trillion and the federal government then runs a deficit of $100 billion: i. What is the new level of gross national debt ii. If 100 percent of this deficit is financed by the sale o..
What is meant by mass customization : What is meant by mass customization? How can market conditions and consumer desires affect customization? Explain any price considerations that must be factored into the mass customization decision.
Explain the correct amount of significant digits : A sample of air contains 2.33 x 10^-4 mg of lead per mL of gas. This air passes through an office, the volume of which is 3.25 x 10^4 L. Seven people normally work in this office. How many mg of lead will each person in the office receive from thi..

Reviews

Write a Review

Chemistry Questions & Answers

  What is the limiting reactant

What is the limiting reactant when 4.5 moles of aluminum react with 6.7 moles of oxygen gas? Unbalanced equation: Al + O2 → Al2O3

  What is the minimum mass of nahco3 that must be added

If 30mL of 6.8M H2SO4 was spilled , what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.

  Calculate the molarity, molality, mole fraction, and weight

Assume you dissolve 2.56g of malic acid, C4H605 in half a liter of water (500g). Calculate the molarity, molality, mole fraction, and weight percentage of acid in the solution.

  Determine the dissolving of lead iodide

Consider the dissolving of lead iodide: PbI2 (s) ?? Pb2+ (aq) + 2 I- (aq) The solubility of lead iodide (like many salts) increases at higher temperatures: At 20°C, the molar solubility is 1.45 × 10-3M

  What volume will that gas occupy at stp

a chemical reaction produces 0.884mol of H2S gas. what volume will that gas occupy at STP?

  How much heat will be required

The reaction 2NO (g)-> N2 (g) + O2 (g) has a H = 180.5 kJ. How much heat will be required to produce 44.8 L of NO by the reverse reaction?

  State the calorimeter cup had several millimeters of water

The calorimeter cup had several millimeters of water in it when you added the HCl in Step 16: b.) The base solution was added to the acid solution but was not stirred while temperature measurement were not made: c.) Some of the base splashed out o..

  Calculate the ph of a 0.05m sloution of sodium butyrate

Butyric acid (a monoprotic acid) is responsible for the foul smell of rancid butter. the pKa of butyric acid is 4.84. calculate the pH of a 0.05M sloution of sodium butyrate

  Explaining the electrode reactions and the net cell reaction

Write the equations describing the electrode reactions and the net cell reaction for this electrochemical cell containing indium and cadmium:

  Explain what is the net ionic equation for the reaction

Calculate the heat evolved when 75.0 mL of a 2.00M HCl solution reacts with 37.5 mL of a 4.00M NaOH solution if the temperature rises from 20.0 degree C to 37.9 degree

  State the concentration of oxalic acid in the unknown

A blank titration of 10mL of similar solution containing no oxalic acid required 0.04mL to exhibit dectectable color. Find the concentration of oxalic acid in the unknown

  Determine what volume of hi

Determine what volume of HI, will be produced at the same temperature and pressure, If all the H2 and I2 are consumed?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd