How many joules of heat are required

Assignment Help Chemistry
Reference no: EM13126775

How many joules of heat are required to heat 143 g of aluminum from 55.0 oC to 66.5oC?

Reference no: EM13126775

Questions Cloud

Explain characteristics as the central limit theorem : Why do so many of life's events share the same characteristics as the central limit theorem? Why are estimations and confidence intervals important?
How much money would you spend on gas in one week : While in Europe, if you drive 117km per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 41.0km/L ?
Effective annual rate of return : Rebello's preferred stock pays a dividend of $1.00 per quarter, and it sells for $55.00 per share. What is its effective annual (not nominal) rate of return.
The concept of opportunity costs help her make a decision : Stella Ann Freeman is having a difficult time deciding whether or not to purchase a new car. How would understanding the concept of opportunity costs help her make a decision?
How many joules of heat are required : How many joules of heat are required to heat 143 g of aluminum from 55.0 oC to 66.5oC?
What is the molarity of a hcl solution : What is the molarity of a HCl solution if the reaction of 200mL of the solution with excess CaCO3 produces 10.5L of Co2 gas at 725mmHg and 18C?
What is the final temperature of the mixture : if you have 430.00 ml of water at 25.00 degrees celcius.and add 100 ml of water at 95.00 degrees celcius, what is the final temperature of the mixture?
Illustrate what equation do you use to solve : Repair to office file cabinet lock, $40 (miscellaneous administrative expense). Illustrate what equation do you use to solve for the answers?
What mass of calcium metal could be obtained : What mass of calcium metal could be obtained from one kg of limestone that is 50.0% pure CaCO3?

Reviews

Write a Review

Chemistry Questions & Answers

  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?

  What is ?h for the formation of one mole of al2o3(s)

Consider the reaction 2 Al2O3(s) → 4 Al(s) + 3 O2(g). ?H = +3339.6 kJ/mol What is ?H for the formation of one mole of Al2O3(s) from the elements

  Find the fraction of nta present after ht2

What is the fraction of NTA present after HT2- has been brought to equilibrium with solid PbCO3 at pH 7.00, in a medium in which [HCO3-] = 1.00E-3 M?

  Measure of the contamination of the lake water

A chemical firm was hired to monitor a nearby lake for possible mercury contamination. Several samples were taken at different locations around the lake, including water samples.

  How long (days) does it take for compound x to decompose

Compound X is a miracle drug used to cure every sneeze and sniffle. It is very expensive though and customers complain it doesn't always work as well as it should.

  What will be the new pressure

a 5.00L air sample at a temperature of -50 degrees celsius has a pressure of 107 kpa. what will be the new pressure if the temperature is raised to 102 degrees celsius and the volume expands to 7.00L.

  What was the percent copper in the ore

It required 71.5 mL of a 0.155 M KNO3 solution to fully react the copper in the ore sample. What was the percent copper in the ore.

  Determine the numbers of moles of chlorine

Calculate how many grams of phosphorus are present in 2.68 moles of phosphorus pentachloride(PCl5) and also determine the numbers of moles of chlorine are present in 3.71 grams of phosphorus pentachloride?

  What mass of sodium chloride is needed

What mass of sodium chloride, NaCl, is needed to make 389. g of a 3.89%(m/m) NaCl solution? (atomic masses: Na = 22.99, Cl = 35.45)

  Explain working with temperature and gas

Working with Temperature and Gas 1. What is the final temperature if 25 mL of milk 3.0 degrees Celsius is mixed with 150 mL of coffee at 95 degrees Celsius? Start by writing the equation that shows conservation of energy. State any assumptions you..

  What is the new boiling point of water

What is the new boiling point of water if you add 188 grams of magnesium chloride to 1250 g of water.

  Which of the ions present in the greatest concentration

After equilibrium was established, which of the ions listed below was present in the greatest concentration?A) H2C6H5O7^-

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