What was the final temperature of the gold

Assignment Help Chemistry
Reference no: EM13150601

A 4.5 g nugget of gold absorbed 276 j of heat. What was the final temperature of the gold if the initial temperature was 25 OC ? The specific heat of gold is 0.129 j/g OC.

Reference no: EM13150601

Questions Cloud

Calculate the molality, the molarity of nano3 : An aqueous solution of NaNO3 is 22.0% NaNO3 by mass. The density of the solution is 1.127 g/mL. Calculate the molality, the molarity and the mole fraction of NaNO3.
First three months and the interest rate is reduced : If the CD is cashed in before September 1, 2006, you lose all interest for the first three months and the interest rate is reduced to 1.9%, compounded monthly, after the first three months.
Prepare the acquisition analysis : Prepare the acquisition analysis at 1 July 2014, and the consolidation worksheet entries for preparation of consolidated financial statements of Pavo Ltd at that date.
Managerial accounting-streuling enterprises : At March 31 Streuling Enterprises, a merchandising firm, had an inventory of 38,000 units, and it had accounts receivable totaling $85,000. Sales, in units, have been budgeted as follows for the next four months:
What was the final temperature of the gold : A 4.5 g nugget of gold absorbed 276 j of heat. What was the final temperature of the gold if the initial temperature was 25 OC ? The specific heat of gold is 0.129 j/g OC.
Compute the corresponding entropy for each state : Calculate the corresponding entropy for each state. d) Calculate the temperature for each state.
Describe what a cortical module : Describe what a cortical module ,what are all of the components and how they work together for the purpose of the strait cortex.
Which of the two units would you recommend : Which of the two units would you recommend ? What initial cost of machine A woul make the two machines identical in overal cost?
How much oxygen reacted : if you burn 40.7 g of hydrogen and produce 364g of water, how much oxygen reacted?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculating the abundance

Zinc has two isotopes. Zn-64 has an atomic mass of 63.9292amu and Zn-72 has an atomic mass of 71.9278amu. Its average atomic mass is 65.38amu. Calculate the abundance, in percent, of Zn-64.

  Calculate the rate of production of h2o

The rate of decomposition of C3H6 in the following reaction is 0.45 M/s.  Calculate the rate of production of H2O. 2 C3H6 + 2 NH3 + 3 O2 → 2 CH2CHCN + 6 H2O

  Calculate the theoretical yield of c_2h_5cl

Calculate the theoretical yield of C_2H_5Cl when 127 g of C_2H_6 reacts with 250 g of Cl_2, assuming that C_2H_6 and Cl_2 react only to form C_2H_5Cl and HCl.

  Calculate the ph

Calculate the pH of each of the following buffered solutions. to 1.00 L of each of the four solutions. (a) 0.100 M propanoic acid (HC3H5O2, Ka= 1.3 10-5) (b) 0.100 M sodium propanoate (NaC3H5O2)

  Calculate the density of the pheromone in grams per liter

calculate the density of the pheromone in grams per liter in a cylindrical air space with a radius of 0.50 mi and a height of 40ft.

  How much energy would released

The combustion of 45.0 g of methane (natural gas) releases 2498 kJ of heat energy. How much energy in kilocalories kcal would combustion of 0.670oz of methane release.

  Determine how much pv work is done

Hydrochloric acid HCl are permitted to react at atmospheric pressure and the volume change is -71.1 liters then determine how much PV work is done?

  Determine what is the minimum mass of sodium bicarbonate

Suppose that 23.2 mL of 0.410 M sodium chloride is mixed to 23.2 mL of 0.339 M silver nitrate. Determine how many moles of silver chloride would precipitate?

  Determine the amount of hydrochloric gas

Determine the amount of hydrochloric gas that should be bubbled into the buffer to triple hydronium ion concentration is closest to what?

  Assume the products when cyclohexanol is heated

Predict the products when cyclohexanol is heated in the presence of H+. Show both the organic product and the byproduct

  Calculate the final temperature of the mixture

A 12.0-g sample of ice at -19.0°C is mixed with 115.0 g of water at 72.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.

  Explain methyl hydrogen atoms of propene

Why are the products attached to C3 of 1,4 pentadiene more acidic than the methyl hydrogen atoms of propene? Maybe you can help me with this one. Are the C3 atoms more acidic because there is more s character involved with the atoms and as the s ch..

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