Compute the total heat in joules needed to convert

Assignment Help Chemistry
Reference no: EM13181727

Calculate the total heat in joules needed to convert 25.00 g of ice at -3.50 degrees c to liquid water at 0.250 degrees c.

M.p. at 1 atm: 0 degrees c

Delta h fusion: 6.02 kj/mol

C liquid: 4.184

C solid: 2.09

Reference no: EM13181727

Questions Cloud

Explain what volume naoh solution an acetate buffer : What volume (V) of 1.80 M NaOH solution must you add in order to prepare an acetate buffer of pH = 4.87? (The pKa of acetic acid is 4.76.)
How much would a brand manager in los angeles : How much would a brand manager in Los Angeles have to make in order to have a higher salary than 99% of the brand managers in Houston?
Which city had the greater absolute growth in population : Which city had the greater absolute growth in population? Which city had the greater percentage growth in population?
What is the fixed cost of production per month : Suppose a pizza parlor has the following production costs: $3.00 in labor per pizza, $1.oo in ingredients per pizza, $0.20 in electricity per pizza, $2000 in restaurant rent per month, and $450 in insurance per month. Assume the pizza parlor produ..
Compute the total heat in joules needed to convert : Calculate the total heat in joules needed to convert 25.00 g of ice at -3.50 degrees c to liquid water at 0.250 degrees c.
Which diagram provides the most information and why : In what ways does a stem-and-leaf diagram differ from a histogram? Which diagram provides the most information and why?
How far is fire from tower a and b : A ranger in tower A spots a fire at a direction of 354 degrees. A ranger in tower B located 60 miles aat a direction of 50 degrees from tower A spots fire at 317 degrees. How far is fire from tower A and B.
Explain when are covalent bonds most likely to form : When are covalent bonds most likely to form? a. between 2 atoms with a high ionization energy b. between 2 with a low ionization energy. c when one atom high and other low d. no correct choice. (I'm leaning towards a.)
Predict characteristics of signals in the 1h nmr spectrum : For the protons labeled Ha and Hb in the structure below, predict the characteristics of their signals in the 1H NMR spectrum: the approximate chemical shift, the splitting pattern, and the integration value of their signals.

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of zn reacted

If 315 ml of hydrogen gas is collected over water at 25 degrees C at a total pressure of 742 mm Hg , how many grams of Zn reacted?

  What is molarity of naoh solution

What is molarity of NaOH solution if 26.0ml of 0.380 M H2So4 solution is required to neutralize a 25.0ml sample of the NaOH solution

  Explain the resulting solution exerts an osmotic pressure

the resulting solution exerts an osmotic pressure of 829 torr. what is the molar concentration of the solution? how many moles of solute are in the solution? what is the molar mass of the solute?

  State red phosphorus is fairly stable

Red phosphorus is fairly stable, while white phosphorus will ignite spontaneously in air above 50 C. Determine the change in entropy for the conversion of the white form to the red form

  What is the calculated value of partial pressure

what is the calculated value of partial pressure of o2 in acid mine water of ph 2 in which fe2+=fe3+.

  Compute the ph at the equivalence point for the titration

Calculate the pH at the equivalence point for the titration of 0.230 M methylamine (CH3NH2) with 0.230 M HCl.

  What would be the volume of solid brick

A solid brick of dry ice (CO2) weighs 0.75 kg. Once the brick has fully sublimated into CO2 gas, what would be the volume of solid brick at STP.

  What was fraction by weight of kbr in the original sample

A mixture of KBr and NaBr weighing 0.560 gm was treated with aqueous Ag+ and all the bromide ion was recovered as 0.970 gm of pure AgBr. What was the fraction by weight of Kbr in the original sample?

  Calculate the pressure

An aerosol can has a gas pressure of 144 kPa at 293 K. Calculate the pressure when the can is heated to 425 K.

  Explain the moles of salicylic acid

The moles of salicylic acid is 0.00724mol. The molar mass is 138.12 salicylic acid . Given 1.00 g of salicylic acid . Please show work? m=mol of solute X particles per formation/ mass of solvent, kg

  Rate constant for a particular second-order reaction

Determine how long will it take for the concentration to decrease to 0.13 mol/L express your answer in seconds.

  State one molecule of solute per liter of solvent

Starting with a 0.04 M solution and making a series of 1:100 dilutions, how many dilutions must you make to prepare a solution,

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