Calculate the enthalpy change

Assignment Help Chemistry
Reference no: EM13114819

Calculate the enthalpy change for converting 10.00g of ice at -25.0°C to water at 70.0°C in kJ. The specific heats of ice, water, and steam are 2.09 J/g-K, 4.18 J/g-K, and 1.84 J/g-K, respectively. For H2O , Hfus = 6.01 kJ/mol, and Hvap = 40.67 kJ/mol

Reference no: EM13114819

Questions Cloud

Decision tree-profit and probability : James Middleton is considering the potential for success in a side business by opening a bicycle store in a local mall complex. The proposed store would cater to a growing trend in cycling with bicycle sales, parts and add-on equipment sales, rent..
Presume that sales are the only source of cash inflows : Presume that sales are the only source of cash inflows and that half of them are for cash and the remainder are collected evenly over the following 2 months
Explain why is it important to study ethics in statistics : Why is it important to study ethics in statistics? Have you seen statistics misused? Without naming specific companies or people, can you provide examples?
Find out the final speeds of the two objects : Find out the final speeds of the two objects. What is the angle at which the object with mass 3m is scattered?
Calculate the enthalpy change : Calculate the enthalpy change for converting 10.00g of ice at -25.0°C to water at 70.0°C in kJ. The specific heats of ice, water, and steam are 2.09 J/g-K, 4.18 J/g-K, and 1.84 J/g-K,.
Describe the steps involved in the contraction process : Describe the steps involved in the contraction process. Include the neurotransmitters, cations, and proteins.
Estimate the total value of the inventory : Suppose there was 2,500 cards in the inventory and how would the results be useful to the owner to estimate the total value of the inventory. What equation is best?
Consider list of scientists that have awarded nobel price : Consider the list of scientists that have been awarded a Nobel Price for their work in immunology which one would you consider being the most important work and why?
How many grams of zn have been consumed : If 155mL of wet {grm{H}}_2 is collected over water at 24 ^circ {rm C} and a barometric pressure of 739torr , how many grams of {grm Zn} have been consumed.

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the change in temperature

Compute the change in temperature for 4.50 grams of Calcium chloride CaCl 2 dissolved in 90.0 mL of water H 2 O. (Assume that the calorimeter absorbs no heat )

  What is the concentration of unknown hcl solution

it is observed that a volume of 29.15 mL of KOH was neede to complete the process of titration. Determine what is the concentration of this unknown HCl solution?

  Determine what is the pressure in the cylinder

The temperature is increased to 45 degree celcius then determine what is the pressure in the cylinder

  What is the thickness of the resulting sio2 wafer

A 100 mm diameter silicon wafer is oxidized completely. What is the thickness of the resulting SiO2 wafer? The molecular weight of Si is 28 g/mol and of SiO2 is 60 g/mol.

  Which of intermolecular force is present in nitromethane

Nitromethane has a relatively high boiling point of around 100 c. Which of the following intermolecular force is not present in pure liquid nitromethane and why.

  Write the corresponding ionic and net ionic equations

Write the corresponding ionic and net ionic equations after Balancing  these given equations

  Determine the percent yield

Determine the percent yield if An 8.50 grams sample of Ammonia gives 12.0 g of Nitric Oxide?

  Why breathing faster helps to eliminate excess lactic acid

When too much H2CO3 is in the blood, the enzyme carbonic anhydrase catalyzes the conversion of carbonic acid, H2CO3, to carbon dioxide, CO2, and water, H2O.

  Calculate the total mass of sodium chloride

If the volume of ocean water is 5.4*10^20 contains 4.1 percent sodium chloride ("salt") by mass and the density of the water is 1.86 g/mL.

  Find out the kb of ammonia

Find out the Kb of ammonia if the pH of a buffer formed by mixing 50.0 mL of 1.00 M NH 3 and 50.0 mL of 1.00 M ammonium nitrate?

  Write the nuclear equation for the alpha decay

Write the nuclear equation for the alpha decay ( production of radioactive decay that may be considered radioactive waste products by the useful production of nuclear energy ) of each nuclide that are products of a nuclear power plant Rn-222, T..

  Question about tetrachloroethylene biochemical oxygen demand

A cubic meter of a gravel-and-sand aquifer has been contaminated with 20 L of tetrachloroethylene. If the amount of tetrachloroethylene dissolved in aquifer water is 20 percent of its aqueous solubility,

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