Compute the change in temperature of cacl2

Assignment Help Chemistry
Reference no: EM13206539

Calculate the change in temperature for 1.30 g of CaCl2 dissolved in 25.0mL of H2O. Assume that the calorimeter absorbs no heat. (ie C cal=0) (Remember to use dimensional analysis)

Reference no: EM13206539

Questions Cloud

Explain what is the molar concentration of hcl : A 10.0 ml sample of aqueous HCl requires 18.66 ml of 0.206M NaOH to reach the endpoint . What is the molar concentration of HCl ? The chemical equation of the reaction is
Nomination for the presidency in 1912 : When Jane Addams placed Teddy Roosevelt’s name in nomination for the presidency in 1912,
Find a polynomial for the remaining open space on the patio : A 3-ft by 5-ft picnic table is placed on an outdoor patio measuring x ft by (x + 1) ft. Find a polynomial for the remaining open space on the patio (in square feet).
Find the volume of this volcano : A volcano fills the volume between the graphs z = 0 and z = frac{1}{left( x^{2} + y^{2} right)^{16}}, and outside the cylinder x^{2} + y^{2} = 1. Find the volume of this volcano.
Compute the change in temperature of cacl2 : Calculate the change in temperature for 1.30 g of CaCl2 dissolved in 25.0mL of H2O. Assume that the calorimeter absorbs no heat.
Calculate the equilibrium wage and level of employment : Let L denote the level of employment (measured in thousands of worker hours), and W the hourly wage. Suppose that the supply of labor is given by LS=10+2W and that the demand for labor is LD=40-W. Calculate the equilibrium wage and level of employm..
The brain network responsible for vision develops : The brain network responsible for vision develops normally only if visual experience occurs during the first few months after birth. This suggests the importance of ________ for normal visual development.
How many overtime hours did she work : Leah makes $24 per hour for a 40-hour week and time and a half for every hour over 40 hours. If she made $1140 last week, how many overtime hours did she work?
State what mass of water must be removed from the air : what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? The vapor pressure from water at 30 C is 31.8 torr.

Reviews

Write a Review

Chemistry Questions & Answers

  How many ml of a solution of sodium hydroxide are needed

How many mL of a 0.10 m solution of NaOH are needed to completely react with 120 mL of a 0.15 m solution of H2CO3.

  How many grams of nacl are contained

How many grams of NaCl are contained in 350 ml of a 0.25 M solution of sodium chloride?

  Explain pressure in a manometer

Pressure in a manometer, A manometer consists of a U-shaped tube containing a liquid. One side is connected to the apparatus and the other is open to the atmosphere

  Explain hydrocarbon chemistry problems

Hydrocarbon chemistry problems, For the compound, 1,2-dibromoethane, the most stable conformation would be

  How many milliliters of ethanol would be needed

Ethanol has a molar mass of 46.08g/mol and a density of 0.789g/mL. It is a clear, colorless liquid that dissolves readily in water. How many milliliters of ethanol would be needed to make 1.20L of a 2.75M solution?

  Calculate the molar mass of a nonelectrolyte

Calculate the molar mass of a nonelectrolyte that lowers the freezing point of 25.00 g of water to 3.9°C when 4.27 g of the substance is dissolved in the water.

  What are the missing coefficients for the skeleton

What are the missing coefficients for the skeleton equation below?

  How many grams of no(g) are produced assuming yield

When 35.6 L ammonia and 40.5 L oxygen gas react at STP, NO(g) and water are produced. How many grams of NO(g) are produced assuming 100% yield?

  Find what is the molar mass of the compound

prepared by dissolving 33.2 g of the compound in sufficient water to form 250 mL of solution. The solution has an osmotic pressure of 1.2 atm at 25 °C. What is the molar mass (g/mole) of the compound?

  Fifty percent of that sunlight is captured by the collector

Fifty percent of that sunlight is captured by the collector and heats the water flowing through it. What would be the temperature rise of the water as it leaves the collector?

  What is the molarity of h+

Sulfuric acid (H2SO4) is a very strong diprotic acid. If 0.052 moles of sulfuric acid is mixed with water to make 179 mililiter of solution, what is the molarity of H+?

  What mass of barium sulfate is produced

What mass of barium sulfate is produced when 100.0 mL of a 0.100 M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of iron(III) sulfate.

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