What was the final temperature of the gold

Assignment Help Chemistry
Reference no: EM13132391

A 4.10 g nugget of pure gold absorbed 274 J of heat. What was the final temperature of the gold if the initial temperature was 27.0°C? The specific heat of gold is 0.129 J/(g·°C).

Reference no: EM13132391

Questions Cloud

What was the final temperature of the gold : A 4.10 g nugget of pure gold absorbed 278 J of heat. What was the final temperature of the gold if the initial temperature was 25.0°C? The specific heat of gold is 0.129 J/(g·°C).
Net operating income of short-run changes : The impact on net operating income of short-run changes in sales for a segment can be most clearly predicted by analyzing:
Calculate the number of moles of gas : A sample of nitrogen gas in a 4.7-L container at a temperature of 28°C exerts a pressure of 3.6 atm. Calculate the number of moles of gas in the sample.
Free cash flow for mediterranean tile company : Cash flows used for investments in property, plant, and equipment totaled $45,000, of which 60% of this investment was used to replace existing capacity. Determine the free cash flow for Mediterranean Tile Company.
What was the final temperature of the gold : A 4.10 g nugget of pure gold absorbed 274 J of heat. What was the final temperature of the gold if the initial temperature was 27.0°C? The specific heat of gold is 0.129 J/(g·°C).
Criteria is not used to determine if a molecule is aromatic : Which of the following is an INCORRECT description of benzene? Which of the following criteria is NOT used to determine if a molecule is aromatic?
What was the fixed overhead spending variance : Each unit requires 20 minutes of direct labor. If 13,200 units were produced, what was the fixed overhead spending variance?
Decision theory-expected values : The concessions manager at our local college baseball game must decide whether to have the vendors sell sun visors or umbrellas. There is a 30% chance of rain, a 15% chance of overcast skies, and a 55% chance of sunshine, according to the weather ..
Total undiscounted cash flow in the final year : What is the total undiscounted cash flow in the final year of an investment, assuming: $10,000 after-tax cash flows from operations, the fully depreciated machine is sold for $1,000, the project had required $2,000 in additional working capital, a..

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the final ph of a solution

Determine the final pH of a solution that is prepared by mixing 25 mL of 0.15 M sodium hydroxide( NaOH )with 20. mL of 0.20 M HA,( a weak acid with Ka = 2.3 x 10-6)?

  Calculate the equilibrium concentration of hydrogen

Keq is 1.60 at 933 K for this reaction. H2(g) + CO2(g) H2O(g) + CO(g) Calculate the equilibrium concentration of hydrogen when [CO2] = 0.290 mol/L, [H2O] = 0.250 mol/L, and [CO] = 0.210 mol/L.

  What is the mass in grams of the lead

The water level in a graduated cylinder initially at 211 rises to 282 after a piece of lead is submerged. What is the mass in grams of the lead.

  How many grams of nh3 are produced

Mg3N2 + 6H2O ----> 3Mg(OH)2 + 2NH3 When 36.0g of H2O react, how many grams of NH3 are produced?

  Compute the molar mass of lysozyme

what must be happened to the extent of interaction for a much longer hydrocarbon chain like cetane (for example) while  Considering that octane molecules are hydrocarbon chains?

  How many moles of h2o will be formed

Suppose that an excess of propane, C3H8 burns in 320 g of O2. How many moles of H2O will be formed? C3H8 + 5 O2 → 3 CO2 + 4 H2O

  What mass of magnesium chloride is needed

What mass of magnesium chloride is needed to react with 145 g of silber nitrate accourding to the following reaction: MgCl2(aq)+2AgNO3(aq) -> Mg(NO3)2(aq) + 2AgCl

  What compounds will be present in the flask

If 25.00 mL of 0.687 M Fe(NO3)2 are added to a flask containing 0.289 g of aluminum metal, what compounds will be present in the flask once the reaction is complete? (Ignore water, etc.)

  How many ml of naoh are required

if 10.7 mL of .110 M NaOH is required to reach the equivalence point of a solution of citric acid, how many mL of NaOH are required to completely neutralized this solution

  Compute the heat evolved

Considering given equation as P4(s) + 5 O2(g) P4O10(s) where ΔH = -3013 kJ/mol you just need to compute the heat evolved when 436 grams of white Phosphorous (P4)burns in air according to the given equation as above.

  Calculate the mn of the polyisobutene

Calculate the Mn of the polyisobutene if A 7.5g polymer sample found to discolor 3.4 mL of a 0.05 M solution of Br in CCl4 ?

  Determine total pressure in the 50.0 l container at equibrm

In a 50.0 L container, 4.00 moles of chlorine and 2.00 moles of bromine are placed and kept at 293.0 K  until equilibrium is reached. At equilibrium there are 82.63 g of Br2

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