Questions LLC
Login
or
Sign Up
Ask a New Question
Chemistry
Thermodynamics
Heat of solution
When a 8.00 g of KBr is dissolved in water in a calorimeter that has a total heat capacity of 4.6 kJ·K^-1 the temperature decrases by 0.290 K. Calculate the molar heat of solution of KBr in kJ/mol.
DeltaH soln = ?
1 answer
I figured it out! Sorry! Thank you to anyone who might have given it a try already!
You can
ask a new question
or
answer this question
.
Similar Questions
When a 8.00-g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of 3.344 kJ·K–1, the
Top answer:
To calculate the molar heat of solution (ΔHsoln) of KBr, we need to use the equation: ΔHsoln = q /
Read more.
When a 4.00g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of 2.908 kJ x K^-1, the
Top answer:
The grams of protein in 1 cup of soup that has 110 {\rm Cal} with 7 {\rm g} of fat and 9 {\rm g} of
Read more.
When a 5.00g sample of KBr is dissolved in water in a calorimeter that has a total heat capacity of 3.982 kJ-K, the temperature
Top answer:
q in kJ = Ccal x delta T dH/g= q/5 dH/mol = (q/5) x (molar mass KBr/mol) = ?
Read more.
When 1.477 mole of an inorganic salt were dissolved in 1.00 L of water in a constant pressure solution calorimeter, the
Top answer:
Assistance needed. -------------------------- Raymonddd, AnthoniiEllis, Jenny B, Douglas, or
Read more.
When 15.3g of NaNO3 was dissolved in water inside a constant pressure
calorimeter, the temperature fell from 25.00 °C to 21.56
Top answer:
You determine q for the system and that is q for 15.3 g NaNO3. q/15.3 = J/gram. For 1 mole, J/gram x
Read more.
8.3 grams of NaCl and 3 grams of KBr were dissolved in 47 mL of water. What is the mole fraction of KBr in the solution?
I know
Top answer:
The wording is a bit ambiguous, to me. Normally, one would want the mole fraction of the <u>
Read more.
20.0 g of ammonium nitrate (NH4NO3) is dissolved in 125 g of water in a coffee-cup calorimeter, the temperature falls from 296.5
Top answer:
Well, it seems like you've got quite the chemical conundrum there! Let's see if we can unravel it.
Read more.
When 15.0 g of sodium nitrate (NaNO3) was dissolved in water in a bomb calorimeter, the temperature reduced from 25.00 °C to
Top answer:
The correct answer is -13.03x10 to the power of 4 kJ/mol. To calculate the enthalpy change per mol
Read more.
When 15.0 g of sodium nitrate (NaNO3) was dissolved in water in a bomb calorimeter, the temperature reduced from 25.00 °C to
Top answer:
The correct answer is -2.09x10 to the power of 4 kJ/mol. First, calculate the amount of heat
Read more.
When a 3.25 g sample of solid sodium hydroxide was dissolved in a calorimeter in 100 g of water, the temperature rose from 23.9
Top answer:
q in joules = [mass H2O x specific heat H2O x (Tfinal-Tinitial)] + [Ccal x delta T]. delta H =
Read more.
Related Questions
Heat from burning a fuel is absorbed by a copper calorimeter. The calorimeter has a mass of 81.34 g and contains 200.0 g of
If 5.6 g of aluminum at 65.2 °C is placed in a calorimeter that contains water at 23.5 °C and the temperature of the water
If 4.168 kJ of heat is added to a calorimeter containing 75.40 g of water, the temperature of the water and the calorimeter
a chemical engineer placed 1.520 g of a hydorcarbon in the bomb of a calorimeter. The bomb was immersed in 2.550 L of water and
When pure sulfuric acid is dissolved in water,heat is evolved.To a calorimeter containing 300g of water at 20degree C,10.65g of
A 0.10 kg piece of copper at an initial temperature of 95degC is dropped into 0.20 kg of water contained in a 0.28 kg aluminum
When a 3.25 g sample of solid sodium hydroxide was dissolved in a calorimeter in 100 g of water, the temperature rose from 23.9
Compound B is burned in a bomb calorimeter that contains 1.50 liters of water. When I burned 50.0 grams of compound B in the
0.550g sample containing only nacl and kbr.it dissolved in water and titrated with a 0.0322M solution of agno3. complete
The enthalpy of solution of KBr in water is about +198 kJ/mol. Nevertheless, the solubility of KBr in water is relatively high.
