Explain a physical change or chemical change

Assignment Help Chemistry
Reference no: EM13654843

Is the conversion of the hydrate to its anhydrous salt an example of a physical change or chemical change? Explain.

Reference no: EM13654843

Questions Cloud

What is wrong with england : What characteristics possessed by Milton does the speaker admire - what is wrong with England - Describe a couple of figures of speech and explain why they are effective
Define what is the empirical formula of the compound : The combustion of 0.4196g of hydrocarbon releases 17.55kJ of heat.the masses of the products are CO2=1.419g and H20 =0.290g what is the empirical formula of the compound. If the approximate molar mass of the compound is 76g/mol calculate its stand..
Evaluate the change in the kinetic energy of the sled : An 8.0 kg sled is initially at rest ona horizontal road. The coefficient of kinetic friction between thesled and the road is 0.40. Find the change in the kinetic energy of the sled
The fall of the house of usher : Quality of Romanticism most clearly illustrated in The Fall of the House of Usher - The American past
Explain a physical change or chemical change : Is the conversion of the hydrate to its anhydrous salt an example of a physical change or chemical change. Explain.
What is the total energy of the system now : A mass attached to a spring of spring constant 200 N/m undergoesSHM with amplitude 0.4m on a horizontal frictionless surface. what is the total energy of the system now
Author of the ways we lie : The author of " The Ways We Lie" offers several examples of 'lies' told by religious organizations. Choose one of the examples and deliver commentary.
Explain the mouth of the test tube after heating : Consider the following potential sources of error in an experiment designed to calculate the value of x in MgSO4 . x H2O. Predict whether the value of x of the hydrate will be high, low, or unchanged as a result of each error and please explain. W..
Costs both direct and indirect of either solution : What are the costs both direct and indirect of either solution - why does your solution meet the needs of our clients and the business itself

Reviews

Write a Review

Chemistry Questions & Answers

  Depict an oxygen consumption cruve for a suspension

Draw an oxygen consumption cruve for a suspension of isolated mitochondria when the following compounds are added in the indicated order. With the addition of each compound all of the previously added compounds remain present.

  How many grams of ammonium phosphate need to be combined to

how many grams of ammonium phosphate need to be combined to 500. grams of water if the freezing point of the solution

  Explain the acid dissociation constant for formic acid

At 25C the acid dissociation constant for formic acid is 6.9x10-4. Calculate DG for this reaction. R=8.31x10-3 kj/K) Can you please help me work this problem.

  State equilibrium the mixture contains a high concentration

values for an equlibruim constant suggests that at equilibrium the mixture contains a high concentration of products?

  Find out the molar mass of each of the given gases 1 216

find out the molar mass of each of the given gases 1 2.16 grams of a gas that occupies 1.38l at 665 mmhg and 25 degree

  Explain what is the temperature of the sample

If 5.23 moles of an ideal gas has a pressure of 4.03 atm, and a volume of 72.61L, what is the temperature of the sample. (Please write out the formula used completely)

  Determine partial pressure and number of moles of each gas

determine partial pressure and number of moles of each gas in a 17.25 L vessel at 30 degrees celsius containing a mixture of xenon and neon gases only.

  Explain reaction will be spontaneous at what temperature

Consider the following reaction at constant P. Use the information here to determine the value of ?Ssurr at 355 K. Predict whether or not this reaction will be spontaneous at this temperature.

  At what ph will mg2+ be precipitated

The concentration of Mg2+ in seawater is 0.052 M. At what pH will 74% of the Mg2+ be precipitated as the hydroxide salt? [Ksp for Mg(OH)2 = 8.9* 10-12.]

  Find out the amount of helium gas in the container

The following experiment is used to determine the amount of helium gas in the container. In the experiment

  Compute final concentrations

ICE Problem: Calculate Final Concentrations, Phosgene, COCl2 (g), is an extremely toxic gas. It was used during World War I. Today it is used to manufacture pesticides, pharmaceuticals, dyes, and polymers. It is prepared by mixing carbon monoxide ..

  Explain what is the half-life iodine

Iodine-131 is a radioactive isotope. After 9.00 days, 46.0% of a sample of 131I remains. What is the half-life of 131I

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