Question

Question 29 of 50 Submit 5.21 g of MgSO4 is placed into 100.0 mL of water. The waters temperature increases by 6.70°C. Calcu

0 0
Add a comment Improve this question Transcribed image text
✔ Recommended Answer
Answer #1

To increase one unit of temperature of a substance the amount of energy supplied in the form of heat is called ass molar heat

Add a comment
Know the answer?
Add Answer to:
Question 29 of 50 Submit 5.21 g of MgSO4 is placed into 100.0 mL of water....
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Similar Homework Help Questions
  • 16.41 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by...

    16.41 g of MgSO₄ is placed into 100.0 mL of water. The water's temperature increases by 6.7°C. Calculate ∆H, in kJ/mol, for the dissolution of MgSO₄. (The specific heat of water is 4.18 J/g・°C and the density of the water is 1.00 g/mL). You can assume that the specific heat of the solution is the same as that of water.

  • Using the equations Ca (s)2 O (g) Сао (s) 2 H2 (g) Determine the enthalpy for...

    Using the equations Ca (s)2 O (g) Сао (s) 2 H2 (g) Determine the enthalpy for the reaction Са (s) + 2 H0 () — Са(ОН)2 (s) + H2 (9). CaO (s) AH° = -635 kJ/mol -64 kJ/mol H2O ()Ca(OH)2 (s) AH O2 (g)2 H2O (I) AH° = -572 kJ/mol kJ/mol 1 2 3 4 6 C 5 7 8 9 +/- 0 x 100 LO 11.01 g of MgSO4 is placed into 100.0 mL of water. The water's temperature...

  • Question 44 of 50 Submit 3.15 mol of an unknown solid is placed into enough water...

    Question 44 of 50 Submit 3.15 mol of an unknown solid is placed into enough water to make 150.0 mL of solution. The solution's temperature increases by 19.21°C. Calculate AH for the dissolution of the unknown solid. (The specific heat of the solution is 4.18 J/g.°C and the density of the solution is 1.20 g/mL). kJ/mol 1 2 3 C +/- : 0 x 100

  • 0.700 moles of an unknown solid is placed into water to make 150.0 mL of solution....

    0.700 moles of an unknown solid is placed into water to make 150.0 mL of solution. The solution's temperature decreases by 8.41°С. Calculate AH for the dissolution of the unknown solid. (The specific heat of the solution is 4.18 J/g•°C and the density of the solution is 1.02 g/mL). | kJ/mol

  • 4. 100.0 mL of water is placed in a calorimeter and allowed to reach an initial...

    4. 100.0 mL of water is placed in a calorimeter and allowed to reach an initial temperature of 23°C. A 45.0g block of Cu (SH=0.385 J/g at 285°C is placed in the water (SH = 4.18 J/g. C) in the calorimeter. a) If the final temperature reached is 30°C, determine the heat capacity of the calorimeter? b) The same calorimeter was used to determine the heat of solution of 20.0g of NH4NO3 NH4NO3 (s) + NH4NO3 (29) The initial temperature...

  • A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample of...

    A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample of 0.300 M HNO3 in a coffee cup calorimeter. If both solutions were initially at 35.0°C and the temperature of the resulting solution was recorded as 37.0°C, determine the DH°rxn (in units of kJ/mol NaOH) for the neutralization reaction between aqueous NaOH and HCl. Assume 1) that no heat is lost to the calorimeter or the surroundings, and 2)that the density(1.00 g/mL) and the specific...

  • 1. A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample...

    1. A 100.0 mL sample of 0.300 M NaOH is mixed with a 100.0 mL sample of 0.300 M HC1 in a coffee cup calorimeter. If both solutions were initially at 35.00°C and the temperature of the resulting solution was recorded as 37.00°C, determine the AH®rxn (in units of kJ/mol NaOH) for the neutralization reaction between aqueous NaOH and HC1. Use 1.00 g/mL as the density of the solution and Cs, soin = 4.18 J/g • °C as the specific...

  • If 1.85 g MgO is combined with enough 1.00 M HCl to make 100.0 mL of...

    If 1.85 g MgO is combined with enough 1.00 M HCl to make 100.0 mL of solution in a coffee- cup calorimeter, the temperature of the resulting solution increases from 21.3°C to 35.7 °C. Calculate the enthalpy change for the reaction per mole of Mgo. Assume that the specific heat capacity of the solution is 4.18 J/g.K, and the density of the solution is 1.00 g/mL. - 131 kJ O -613 kJ O-328 kJ 0 -28.3 kJ

  • During an experiment, a student adds 0.339 g of calcium metal to 100.0 mL of 2.05...

    During an experiment, a student adds 0.339 g of calcium metal to 100.0 mL of 2.05 M HCI. The student observes a temperature increase of 11.0 °C for the solution. Assuming the solution's final volume is 100.0 mL, the density is 1.00 g/mL, and the specific heat is 4.184 J/(g-C), calculate the heat of the reaction, A Hn Ca(s) 2H* (aq)Ca2 (aq) +H,(g) kJ/mol AH =

  • Please answer and show work and explain 10. 100.0 mL of 0.600M HCl is reacted with...

    Please answer and show work and explain 10. 100.0 mL of 0.600M HCl is reacted with 150.0 mL of0.400M N2OH in a constant pressure calorimeter that has a heat capacity of 335 J/K. The initial temperature of each solution is 22.50°C. After the reaction the temperature is 24.90°C. Calculate AH (in kJ/mol) for the reaction assuming that the density of the solution is 1.00 g/mL and the specific heat of the solution is 4.184 J/gK 10. 100.0 mL of 0.600M...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT