State how many kj are required to boil the water

Assignment Help Chemistry
Reference no: EM13186398

if 385 grams of water a 30 degrees celsius absorbs 281kJ of heat from a mountain climber's stove at an elevation where the boiling point of water is 89 degrees celsius, how many kJ are required to boil the water?

Reference no: EM13186398

Questions Cloud

How to make a single lump-sum payment of principal : Suppose a firm is considering taking out a loan for $10,000. The length of the loan is 5 years and the loan interest rate is 15% annual compound interest. The firm's real MARR is 8% and the inflation rate is 4%. The firm is considering two options..
State what is the final temperature of the water : the molar heat capacities of iron and gold are 25.19J/(mol*degrees celsius) and 25.41 J/(mol*degrees celsius), respectively. what is the final temperature of the water and pieces of metal?
State how much work is done on the system : How much work would have been done if the gas were ideal? Account for the differences the two values.
Memory management activities performed by os : What are the advantages and disadvantages of having a small number of sectors per disk cluster and describe the process management and memory management activities performed by the Operating System.
State how many kj are required to boil the water : heat from a mountain climber's stove at an elevation where the boiling point of water is 89 degrees celsius, how many kJ are required to boil the water?
When earning negative economics profit : List and describe the fundamental characteristics of a perfectly competitive market. B) Should a competitive firm ever produce when it is earning negative economics profit Explain why or why not.
State the value of the discriminant : state the value of the discriminant and the number of real solutions.
What is the mean weight of a peach : A grocer has three baskets of peaches. One holds 45 peaches and weighs 19 pounds, a second holds 55 peaches and weighs 23 pounds, and the third holds 65 peaches and weighs 26 pounds. what is the mean weight of a peach?
Explain oxalic acid doing chemical kinetics : In lab we are doing chemical kinetics. We started off with 0.7550 M of Oxalic acid and then added water and 0.1300 M of Permanganate. For the first trial, 5 mL of Oxalic acid was used, then 6 mL of water were added and then 1 mL of Permanganate we..

Reviews

Write a Review

Chemistry Questions & Answers

  State how does the rf value of a given metal ion

How does the Rf value of a given metal ion in solution by itself compare to its Rf value when it is in a mixture with other metals ions?

  Which compound will be eluted first

A mixture of p-nitroaniline and o-nitroaniline is separated by column chromatography. which compound will be eluted first? Give reason.

  Explain how many photons does the laser emit

The frequency doubled output of a Nd3+ YAG laser has a wavelength of 532nm. If each pulse of light has a total energy of 0.550J and the repetition rate of the laser is 30Hz

  What is the hydronium ion concentration

What is the hydronium ion concentration in an aqueous hydrochloric acid solution that has a pOH of 11.540 ?

  State the color changes to light green

an acetic acid solution of 2.87 pH is titrated with 1.5 mL of bromocresol green. When the color changes to light green, the pH is 3.95. The final color of the solution is dark blue.

  How many grams of octane were in the sample

A testing facility found that 8.35*10^23 molecules of carbon dioxide were produced when a sample of octane was burned in air. If this combustion process is known to produce an 86.7% yield, how many grams of octane were in the sample?

  What is the ph change

What is the PH change of a 0.270M solution of Citric Acid (pKa = 4.77) if citrate is added to a concentration of 0.145M with no change in volume?

  Calculate a value for ksp

25.0 cm3 of a saturated solution of Ca(OH)2 required 21.0 cm3 of 0.0500 mol dm-3 HCl for complete neutralisation. Calculate the [OH-(aq)] and the [Ca2+(aq)] in the saturated solution.

  Aqueous hcl for neutralization according to the reaction

A sample containing 0.00200 mol sample of Ca(OH)2 requires 10.00 mL of aqueous HCl for neutralization according to the reaction:

  Explain why chemistry is such an important part of the study

Explain why chemistry is such an important part of the study of Anatomy and Physiology. Please be sure to include specific examples of important chemical reactions as evidence of chemistry's importance to homeostasis.

  Calculate the molarity of the ethylene glycol

An aqueous antifreeze solution is 35.0% ethylene glycol (C2H6O2) by mass.

  What volume would it occupy

If the methane contained in 4.00 L of a saturated solution at 25 C was extracted and placed under STP conditions, what volume would it occupy?

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