Calculate the specific heat of iron

Assignment Help Chemistry
Reference no: EM13134054

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. Calculate the specific heat of iron.

Reference no: EM13134054

Questions Cloud

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.
Nestlé''s decisions : In business, ethics are the moral principles or values held by those within the organisation. These support and influence its decision-making. In order to be ethical in its operations, Nestlé's decisions are guided by a series of business principles.
Find the point estimated of the population mean : Pages a user can expect from a print cartridge. A sample of 10 cartridges revealed the following number of pages printed. What is the point estimated of the population mean?

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the equilibrium concentrations

Determine the equilibrium concentrations - what are the new equilibrium concentrations of all species.

  Compute the molar mass of the solid

While 1.22 g of a white solid, supposed of being pure cocaine, a molecular compound, is dissolved in 15.60 g of C6H6 the freezing point is lowered by 1.32 ¬0C. Compute the molar mass of the solid. Kf value for benzene = 5.12C/m.

  Calculate the mole fraction, x

A gaseous mixture contains 420.0 Torr of H2(g), 391.3 Torr of N2(g), and 79.5 Torr of Ar(g). Calculate the mole fraction, X, of each of these gases.

  Calculate the unit cell edge length in pm

Europium crystallizes in a body-centered cubic lattice (the Eu atoms occupy only the lattice points).The density of Eu is 5.26 g/cm3. Calculate the unit cell edge length in pm.

  What steps were made in synthesis

Write a paper on an article and it shows many different compounds and need a better understanding of where each originated and what steps were made in their synthesis.

  So2 concentration at the plume centerline

A power plant burns 10^4 kg hr-1 of coal containing 2.5% sulfur. The effluent is released from a single stack of height 70 m. The plume rise is normally about 30 m.

  What is the average speed of a co2 molecule

If the average speed of an oxygen molecule is 4.05multiplied by 104 cm/s at 25°C, what is the average speed of a CO2 molecule at the same temperature?

  What is the percentage of oxalic acid in the sample

Using A sample having X amount of oxalic acid. If 0.5187 grams of the sample requires 40.20 mL of 0.1000 M Sodium hydroxide to neutralize the oxalic acid completely.

  Peaks would expect to find in the nmr spectrum of caffeine

How many peaks would you expect to find in the NMR spectrum of caffeine? What characteristic absorption bands would you expect to find in the infrared spectrum of caffeine?

  What is the molarity (m) of a solution

What is the molarity (M) of a solution that contains 2.553 grams of NaOH (MM = 40.00 g/mol) in 81.11 mL of solution.

  What is the length of the box

An electron is con?ned to a one-dimensional box of length L. It falls from the second energy level to the ground state, and releases a photon with a wavelength of 322 nm.

  How many photons strike the leaf every second

A green leaf has surface area 2.20 cm^2. If solar radiation is 1190 W/(m^2) , how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 nm for solar radiation.

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