During a strenous workout an athlete generates 18900 kj of

Assignment Help Chemistry
Reference no: EM13344778

During a strenous workout, an athlete generates 1890.0 kj of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat?

Reference no: EM13344778

Questions Cloud

If 38 moles of zinc metal react with 65 moles of silver : if 3.8 moles of zinc metal react with 6.5 moles of silver nitrate how many moles of silver metal can be formed and how
Metallic copper is formed when aluminum reacts with : metallic copper is formed when aluminum reacts with copperii sulfate. how many grams of metallic copper can be obtained
If the aluminum block is initially at 25 c what is the : suppose that 1.08 g of rubbing alcohol c3h8o evaporates from a 75.0 g aluminum block.if the aluminum block is initially
A 25- sample of an alloy at 98 is placed in 50 water at : a 25- sample of an alloy at 98 is placed in 50. water at 19.if the final temperature reached by the alloy sample and
During a strenous workout an athlete generates 18900 kj of : during a strenous workout an athlete generates 1890.0 kj of heat energy. what mass of water would have to evaporate
Iron has a reported average atomic mass of 5585 amu if iron : iron has a reported average atomic mass of 55.85 amu. if iron has two isotopes one of which has 29 neutrons and an
The solution was poured into a 250-ml volumetric flask and : a stock solution was prepared by dissolving exactly 0.4000 g of pure asa 180.16 gmol in 10.00 ml of naoh and heating
He uses the combustion of natural gas which is exothermic : he uses the combustion of natural gas which is exothermic to heat the water how much natural gas will he need to burn?
Draw the structures of two stereoisomeric alkenes that : draw the structures of two stereoisomeric alkenes that would give 3-hexanol as the only major product of hydroboration

Reviews

Write a Review

Chemistry Questions & Answers

  Draw hydrogen atoms associated with the carbon

Place palmitic acid at the middle position. Cis/trans isometry is graded -it may help to draw hydrogen atoms associated with the carbon atoms of the double bond.

  Explain oxygen and water to produce sulfuric acid

Elemental sulfur reacts with oxygen and water to produce Sulfuric acid in the presence of a catalyst. What minimum mass of sulfur is needed to prepare 175g of sulfuric acid

  What is the purpose of grinding the magnesium

What is the purpose of grinding the magnesium before introducing it into the reaction flask?

  State what is the change in the entropy of the surroundings

A phase change occurs at 298 K and deltaS system - -13.5 J/K. What is the change in the entropy of the surroundings?

  Calculate the frequency of the red light

When a neon atom is electrified, the electrons jump to higher orbits. One of the electrons falls from an outside orbit to an inside orbit giving off red light with a wavelength of 7.34 x 10-7 m. Calculate the frequency of the red light given off b..

  Define electric potential energy associated with an electron

the electric potential energy associated with an electron and a proton is -4.35*10^-18 j. what is the distance between these two charges?

  Explain the ka for the acid

water and titrated with 0.0633 M NaOH. After 10.0 mL of base has been added, the pH was determined to be 5.07. What is the Ka for the acid?

  How many moles of the nonelectrolyte should dissolve

How many moles of the nonelectrolyte, propylene glycol(C3H8O2) should be dissolved in 800.0g of water to prepare a solution whose freezing point is -3.73C? For water, Kfis 1.86C m-1 and Kb is 0.51C m-1.

  Explain the first thing you are asked to do in lab

The first thing you are asked to do in lab is record the ambient temperature. Why is it necessary to know the temperature

  Calculate the energy change

Calculate the energy change when one 235U nucleus undergoes the fission reaction 235U + n -> 142Ba + 92Kr + 2 n . The masses needed are 235U : 235.04 u; 142Ba : 141.92 u; 92Kr : 91.92 u; n : 1.0087 u.

  Explain what molarity of aqueous calcium chloride solution

What molarity of aqueous calcium chloride solution can be expected to show the same conductivity as 0.0050 M aluminum sulfate at 12,500 units.

  Explain p-touluenesulfonyl chloride in aqueous naoh

An unknown liquid boiling around 185 +/- 5 degrees C in 5% HCl and in a pH 5.5 buffer but is insoluble in water. Shaking the unknown with p-touluenesulfonyl chloride in aqueous NaOH produces a white precipitate that doesn't dissolve in dilute HCl...

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