Calculate the energy involved in the reaction

Assignment Help Chemistry
Reference no: EM13134056

50.0 mL of 1.0 M HCl at 25.0 oC were mixed with 50.0 mL of 1.0 M NaOH also at 25.0 oC in a styrofoam cup calorimeter. After the mixing process, the thermometer reading was at 31.9 oC. Calculate the energy involved in the reaction and the enthalpy per moles of hydrogen ions used.

Reference no: EM13134056

Questions Cloud

Create confidence interval for the proportion of all welders : Construct the 95 percent confidence interval for the proportion of all welders who graduated from a registered welding course.
Calculate the specific heat of iron : A 28.5 g sample of an unknown metal is heated to 95.0C and then dropped into 58.0 g of water in a coffee-cup calorimeter. The temperature of the water rises from 23.5 C to 27.1C.
Real-life applications of right triangles : What is a polygon? What is the difference between an equiangular polygon, an equilateral polygon, and a regular polygon? Provide an example of each.
Stan capital balance after admitting ray : Stan and Ollie are partners who share income in the ratio of 2:3 and have capital balances of $50,000 and $30,000 respectively. Ray is admitted to the partnership and is given a 40% interest by investing $20,000. What is Stan's capital balance aft..
Calculate the energy involved in the reaction : 50.0 mL of 1.0 M HCl at 25.0 oC were mixed with 50.0 mL of 1.0 M NaOH also at 25.0 oC in a styrofoam cup calorimeter. After the mixing process, the thermometer reading was at 31.9 oC.
Possibilities for preference arrangements among customers : Four customers in succession come into the store to order stereos. The retailer is interested in their preferences. List the possibilities for preference arrangements among the four customers.
Calculate the specific heat of iron : A 28.5 g sample of an unknown metal is heated to 95.0C and then dropped into 58.0 g of water in a coffee-cup calorimeter. The temperature of the water rises from 23.5 C to 27.1C.
Amortization for the current year : If no net gain (loss) was carried in accumulated OCI at the beginning of the year, the amount of net gain (loss) subject to required amortization for the current year is:
Determine the simplest formula of the compound x : When 228.4 mg of pure X was burned 627.4 mg of CO2 and 171.2 mg of H2O were obtained. Determine the simplest formula of the compound X.

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate ammonia in ppm over ammonium hydroxide solution

Calculate the gas NH3 in ppm over NH4OH solution.The density of the solution is 0.9g/ml and the Commercial concentrated aqueous ammonia is 29%.

  Determine what is the total mass of glucose

Determine what is the total mass of glucose in  5.10L of blood If a person has a glucos level of 108 mg.100mL, ? express your answer in grams?

  What volume of liquid ammonia found

Suppose that ammonia (a monoprotic base), applied to a field as a fertilizer, is washed into a farm pond containing 3.0 × 106 L of water. If the pH of this pond is found to be 9.81.

  How many molecules of carbon dioxide are produced

How many molecules of carbon dioxide are produced when 130 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water.

  Compute the amount of the excess reagent

For the given reaction, 2 HCl (aq) + Ba(OH)2 (aq) BaCl2 (aq) + 2 H2O (l) 73.0 grams of HCl are allowed to react with 342 grams of BaCl2.

  Which pair formation releases the greatest amount of energy

when the cations Na+ K+ Cs+ are combined with chloride ion in the gas phase to form ion pairs, which pair formation releases the greatest amount of energy? KCL or RbCl, or NaCl or CsCl.

  What is the minimum amount of ice

what is the minimum amount of ice at 0C that must be added to the contents of a can of diet cola (340mL) to cool it from 20.5C to 0C?

  Calculation of mixture concentration

We have a 100mL 0.2M AgNO3 solution and a 100mL 0.2M CH3COONa solution. Please describe how to prepare a 35 mL mixture solution containing 60mM AgNO3 and 140mM CH3COONa?

  What is the molecular formula of the compound

A particular compound contains, by mass, 41.4g carbon, 3.47g hydrogen, and 55.1g oxygen a 0.100 mol sample of this compound weights 11.60 g.

  Calculate the change in temperature

Calculate the change in temperature for 4.5g of CaCl2 dissolved in 90.0mL of H20. Assume that calorimeter absorbs no heat. (Ccal=0)

  How much hcl gas can be produced

How much HCl gas can be produced at STP by reacting 198 g of NaCl with excess H2SO4?NaCl + H2SO4 ! NaHSO4 + HCl.

  What was the final temperature of the gold

A 4.70 g nugget of pure gold absorbed 255 J of heat. What was the final temperature of the gold if the initial temperature was 24.0°C? The specific heat of gold is 0.129 J/(g·°C).

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