When 3.25 g of sodium hydroxide (NaOH) was dissolved in 150.00 g of water a value...

Question

Question

When 3.25 g of sodium hydroxide (NaOH) was dissolved in 150.00 g of water a value of 9.50oC was obtained for ΔT.

Calculate the value (calories) for the heat of solution of 3.25 g of NaOH.

Calculate the number of calories that would be produced if one mole of sodium hydroxide was dissolved. (ΔHsolnNaOH)

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

When 3.25 g of sodium hydroxide (NaOH) was dissolved in 100.00 g of water a value of 10.50oC was obtained for ΔT. Calcul...

When 3.25 g of sodium hydroxide (NaOH) was dissolved in 100.00 g of water a value of 10.50oC was obtained for ΔT. Calculate the molarity of the sodium hydroxide solution. Calculate the value (calories) for the heat of solution of 3.25 g of NaOH Calculate the number of calories that would be produced if one mole of sodium hydroxide was dissolved. (ΔHsolnNaOH) .
A. ΔHsolution of NaOH(s) Phase Change: Mass of NaOH: 2.02 g ΔT for reaction A :...

A. ΔHsolution of NaOH(s) Phase Change: Mass of NaOH: 2.02 g ΔT for reaction A : 9 °C updated: 50mL of water was added 1. Calculate the number of moles of NaOH in the Solution: (I solved this: 0.0505 moles) 2. Calculate the value (calories) for the heat of solution. 3. Calculate the ΔHsolution for sodium hydroxide.
When a 3.11 g sample of solid sodium hydroxide was dissolved in a calorimeter in 130.0...

When a 3.11 g sample of solid sodium hydroxide was dissolved in a calorimeter in 130.0 g of water, the temperature rose from 18.9 oC to 31.3 o C . Calculate Δ H (in kJ/mol NaOH ) for the following solution process: NaOH(s)→Na+(aq)+OH−(aq). Assume that it’s a perfect calorimeter and that the specific heat of the solution is the same as that of pure water.

A. ΔHsolution of NaOH(s) Phase Change: Mass of NaOH: 2.1 g ΔT for reaction A :...

A. ΔHsolution of NaOH(s) Phase Change: Mass of NaOH: 2.1 g ΔT for reaction A : 10 °C number of moles of NaOH in the Solution : 0.0525 moles Calculate the value (calories) for the heat of solution. Calculate the ΔHsolution for sodium hydroxide.
Part A When a 1.78 g sample of solid sodium hydroxide was dissolved in a calorimeter...

Part A When a 1.78 g sample of solid sodium hydroxide was dissolved in a calorimeter in 60.0 g of water, the temperature rose from 4.2 °C to 40.8 °C . Calculate AH (in kJ/mol NaOH) for the following solution process: NaOH(s)- Na (aq) +OH (aq) Assume that it's a perfect calorimeter and that the specific heat of the solution is the same as that of pure water. ΑΣφ ? kJ/mol
25. When 5.35 g of slid sodium hydroxide was dissolved in a calorimeter containing 100 g...

25. When 5.35 g of slid sodium hydroxide was dissolved in a calorimeter containing 100 g of water, the temperature rose from 20.5 C to 28.6"C. calculate the ? H ( in KJ/mol NaOH) for the following solution process: NaOH (s)Na (aq) OH (aq) Assume that it is a perfect calorimeter and that the specific heat of the lution is the same as that of pure water (4.184 J/g °C).

1, 3.50 g of sodium hydroxide (NaOH) are dissolved in water and the solution made up...

1, 3.50 g of sodium hydroxide (NaOH) are dissolved in water and the solution made up to 150.0 mL. What is the molarity, M, of the solution
0.45 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 8.0 L of...

0.45 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 8.0 L of solution. What is the pH of this solution? Express the pH numerically to two decimal places.
2. When 2.0 g of NaOH were dissolved in 53.0 g water in a calorimeter at...

2. When 2.0 g of NaOH were dissolved in 53.0 g water in a calorimeter at 24.0°C, the temperature of the solution went up to 33.7°C. Why? Is this solution reaction exothermic? а. b. Calculate qH2o using Eq. 1 Find AH for the reaction as it occurred in the calorimeter (Eq. 5). с. Find AH for the solution of 1.00 g NaOH in water d. J/g Find AH for the solution of one mole NaOH in water. е. J/mol Given...

What is the final temperature of the solution when 4.806 g of sodium hydroxide is dissolved in 100.0 mL of water at an i...

What is the final temperature of the solution when 4.806 g of sodium hydroxide is dissolved in 100.0 mL of water at an initial temperature of 24.5 C?. The density of water is 0.9969 g/cm3, and the heat capacity is 4.184 J/C. The enthalpy of dissolution for sodium hydroxide is -44.2 kJ/mol.