Which substance required more thermal energy to reach

Assignment Help Chemistry
Reference no: EM13162190

100g of water (specific heat=4.184 J/g*C) and 100g of a metal sample (specific heat=0.397 J/g*C) are heated from 25 degrees celcius to 75 degrees celcius. Which substance required more thermal energy to reach 75 degrees celcius?

Reference no: EM13162190

Questions Cloud

Food safety and vectors-numerous reports : There has been several complaints in your community about dirty restaurants. Several restaurants are no longer in business as a result of a television expose. And R ecently there has been numerous reports on increased mosquito bites in several neigh..
What is the concentration in percent by mass : If 17.8 grams of KOH dissolve in enough water to make a 198-gram solution, what is the concentration in percent by mass.
What is the average rate of reaction over this time interval : In the first 12.0 s of the reaction, 1.8×10-2 moles of O2 is produced in a reaction vessel with a volume of 0.260 L. What is the average rate of the reaction over this time interval?
How many grams of ethylene glycol would be needed : How many grams of ethylene glycol would be needed to prevent 4kg of water from freezing above -5.0 degress C
Which substance required more thermal energy to reach : 100g of water (specific heat=4.184 J/g*C) and 100g of a metal sample (specific heat=0.397 J/g*C) are heated from 25 degrees celcius to 75 degrees celcius. Which substance required more thermal energy to reach 75 degrees celcius?
Calculate the hno3 in aqueous : Calculate the [HNO3] in each aqueous solution at 25C and classify each solution as acidic or basic
Explain the nucleophile being a weaker base : Draw a reaction coordinate diagram for each of the following nucleophilic addition-elimination reactions. a. the nucleophile being a weaker base than the leaving group
Calculate the equilibrium level of real gdp : Calculate the equilibrium level of real GDP. Does the government succeed in increasing real GDP and calculate the equilibrium level of real GDP.
Compute the energy change for the alternative reaction : Calculate the energy change for the alternative reaction that yields chlorine sodide (Cl+Na-) . 2Na(s) +Cl2 (g) yeilds 2Cl+Na+(s) Assume that the lattice energy for Cl+Na- is the same as that for Na+Cl-

Reviews

Write a Review

Chemistry Questions & Answers

  What is the percentage of vitamin c, c6h8o6, in the capsule

A vitamin C capsule is analyzed by tirating with 0.3M NaOH. It is found that 24.4 ml of base is required to react with a capsule weighing 0.55g.

  Imagine a silica microsphere is coated with a thin gold

Imagine a silica microsphere half of which is coated with a thin gold coating and having a trimethylammoniumpropanethiol molecule anchored to the gold.

  Compute the partial pressure of each gas in the container

the total pressure in the container is 3.70 atm . Calculate the partial pressure of each gas in the container

  Total carbon concentration

Which of these given nutrients is likely to limit production if the light supply is adequate and there is no nitrogen fixation?

  What was the mass % of d2o in the original sample of water

A 1.00 g sample of enriched water, a mixture of H2O and D2O, reacted completely with Cl2 to give a mixture of HCl and DCl. The HCl and DCl were then dissolved in pure H2O to make a 1.00 L solution

  How long will it take oxygen gas to effuse

How long will it take 10.0 mL of oxygen gas to effuse through a porous barrier if it has been observed that 81.7 minutes are required for 10.0 mL of Cl2 gas to effuse through the same barrier?

  Compute the free energy change

Compute the free energy change needed for transport of sufficient protons to make  gastric juice of 1 litter at the temperature of  37 degree celsius hence expect above reaction will happen spontaneously?

  What was the initial concentration

A zero-order reaction has a constant rate of 1.00×10-4 . If after 80.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration.

  How many moles of oxygen are required

If 3.70 mol of ethane, C2H6, undergo combustion according to the unbalanced equation given below, how many moles of oxygen are required? C2H6 + O2-> CO2 + H2O

  Build and elucidate a prototype model

Build and elucidate a prototype model, Use your model to recommend a schedule of the burning and, if necessary buying, fuels, Use your model and its results to offer.

  How much table salt (nacl) must be added

Your friend decides to decrease cooking time for spaghetti noodles by adding table salt to  2.0 L water. How much table salt (NaCl) must be added to the water in order to raise the boiling point by 4.0?C? (Kf = 1.86?C/m, Kb = 0.512?C/m)

  What is the final temperature

If all the energy obtained by by burning 1.26 lb of butane (fuel value is 10.85 kcal/g) is used to heat 126.0 kg of water at an initial temp of 19.7C, what is the final temperature.

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