Calories of heat must be added to raise the temperature

Assignment Help Chemistry
Reference no: EM13708722

Question- How many calories of heat must be added to raise the temperature of 50.0 g of water from 35 to 50 degree c?

Answer all three questions and provide required steps

Reference no: EM13708722

Questions Cloud

Water and tite ayes to the phenolphthalein endpoint : Question- A 0.610 g sample of aspirin prepared in the laboratory is dissolved in 100% ethanol, diluted with water and tite ayes to the phenolphthalein endpoint with 25.0ml of a 0.135 m naoh solution
Calculate the molar concentration of the hcl : Question- An approximate 0.1M hydrochlori acid solution is prepared by 120-fold dilution of concentrated HCl. It is standardized by titrating 0.1876g of dried primary standard sodium carbonate. The titration required 35.86mL acid. Calculate the mo..
Explain what is the concentration of the resulting solution : Question- If 4.5 ml of distilled water is added to 3.5 ml of 0.254 M Cocl solution, what is the concentration of the resulting solution
Good looking website : A good looking website is one that has great curb appeal. It should have strike the eye with the graphic content. Actually it is not that far off from a house.
Calories of heat must be added to raise the temperature : Question- How many calories of heat must be added to raise the temperature of 50.0 g of water from 35 to 50 degree c
Find the theoretical yield : Question- Aldol condensation lab: 3-nitrobenzaldehyde (mw: 151.12; 0.154 g) + acetophenone (mw: 120.15; 0.12 mL) = (NaOH)= 3-nitrochalcone (253.25)
Plot astronomical distances and path of celestial objects : I think that one of the most interesting fields where conic sections are applied is astronomy. As a welder, I had to cut ellipse-shaped holes into the side of tanks routinely.
Explain how the components of buffers maintain ph in body : The human body contains several systems that show buffering capabilities. Why would buffering actions be vital in these systems? Write chemical equations showing how the components of these buffers maintain pH in the body.
Why use asymptotic notation instead of running time : Why use asymptotic notation instead of running time or operation counts and when does it make more or less sense?

Reviews

Write a Review

Chemistry Questions & Answers

  How to calculate the amount of heat absorbed

A 466-g of water is heated from 8.50°C to 74.60°C. Calculate the amount of heat absorbed (in kilojoules) by the water. The specific heat of liquid water is 4.184 J/(g °C).

  What mass of ag2co3(s) in grams is theoretically produced

What mass of Ag2CO3(s) in grams is theoretically produced by mixing 125 mL of 0.315 M Na2CO3(aq) and 75.0 mL of 0.155 M AgNO3(aq)?.

  What mass of titanium displaces water

The density of titanium metal is 4.51g/cm3 at 25C. what mass of titanium displaces 125.0ml of water at 25c.

  Define the pressure exerted by the gas

If the volume remains constant as the temperature is raised, the pressure exerted by the gas: A. Remains constant B. Steadily decreases C. First decreases and then increases D. First increases and then decreases

  What is the mass of nh4cl

Problem- How many grams of dry NH4Cl need to be added to 1.50L of a .600M solution of ammonia NH3 to prepare a buffer solution that has a pH of 8.51. Kb for ammonia is 1.8 X 10-5, What is the mass of NH4Cl

  What is the capacity factor for the analyte

Consider a chromatogram containing a single analyte with retention time of 4 minutes. The mobile phase elution time is 0.2 minutes. What is the capacity factor (k') for the analyte in question?

  Compute deltah degrees for each reactions

Calculate deltaH degrees for each of the following reactions: 4Na(s)+O29g) 2NaO(s) 2Na(s)+2H2O(l) 2NaOH(aq)+ H2(g)

  How many moles of carbon dioxide will be produced

If 5 moles of propane and 10 moles of oxygen are sealed in a container and burned, which reactant will be the limiting reactant, and how many moles of carbon dioxide will be produced?

  Find out the molarity of a solution formed

Determine the molarity of a solution formed by dissolving 468 mg of MgI2 in enough water to yield

  Explain the vapor pressure of pure a and pure b

the vapor pressure of pure A and pure B are 76.5 kPa and 48.2 kPa respectively. When the total vapor pressure is .593 atm, calculate the mole fraction of A and B in the liquid mixture

  Explain rank a series of molecules by expected solubility

Rank a series of molecules by expected solubility in water based on polarity and hydrogen bonding. Some slightly soluble compounds are included in this exercise.

  State benzoin from the more hindered face

Using stereoformulas, show that reduction of (R)-benzoin from the more hindered face would give give (R,R)-hydrobenzoin. Please no links to external sites. Be clear and concise.

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