Define the temperature of the resulting solution rises

Assignment Help Chemistry
Reference no: EM13503869

Sodium metal reacts with water to produce hydrogen gas and sodium hydroxide according to the chemical equation shown below. When 0.030 mol of Na is added to 100.00 g of water, the temperature of the resulting solution rises from 25.00°C to 37.90°C. If the specific heat of the solution is 4.18 J/(g · °C), calculate ?H for the reaction, as written.

Reference no: EM13503869

Questions Cloud

Sale of a depreciable asset require subsequent : Why does an intra-entity sale of a depreciable asset require subsequent adjustments to depreciation expense within the consolidation process?
Determine the skiers speed on the lower level stretch : A skier starts down a 26 slope. After a vertical drop of 28 m, the slope temporarily levels out and then drops at 19 an additional 39 m vertically before leveling out again. What is the skier's speed on the lower level stretch
Prepare the worksheet entries required at december : What amount of unrealized gross profit exists within the parent's inventory figures at the beginning and at the end of 2011 and equipment has been transferred between the companies.
How would the simulation change at the end of the day on : How would the simulation change at the end of the day on February 5? What variables and/or processes in the analysis may change? What variables and/or processes will not change?
Define the temperature of the resulting solution rises : the temperature of the resulting solution rises from 25.00°C to 37.90°C. If the specific heat of the solution is 4.18 J/(g · °C), calculate ?H for the reaction, as written.
Estimate the length of the pendulum : The maximum speed of the pendulum bob in a grandfather clock is 0.45 m/s. what is the length of the pendulum
Explain the blade of an ice skate is ground to a knife edge : The blade of an ice skate is ground to a knife edge on each side of the skate. If the width of the knife edge is 0.001in., and the length of the skate in contact with the ice is 3 in., calculate the pressure exerted on the ice by a 150lb man.
How high up the ramp does the ball roll : A ball (spherical shell of mass M and radius R) rolls without slipping up a ramp. If the ball's initial speed is v, how high up the ramp does the ball roll
Explain the concentrations of the ionic species : Determine the concentrations of the following ionic species present in a 0.333 M solution of the diprotic acid H2SO3. For H2SO3, Ka1 = 1.4E-2, Ka2 = 6.3E-8.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the reaction has a dipole moment

In the reaction AH3 +H+ = AH4+, AH3 has a dipole moment and AH4+ does not. Predict the number of lone pairs that may exist on A in AH3. Hint: Find more than a single number of lone pairs that work.

  Explain how many moles of molecular oxygen are consumed

How many moles of molecular oxygen are consumed by the complete combustion of one mole of the following compound?

  How much total cholesterol is present

A normal value for blood cholesterol is 200mg/dl of blood. If a normal adult has a total blood volume of 5 L, how much total cholesterol is present.

  Find the confidence limit and true value

Find the confidence limit (95% confidence level), true value (from literature), absolute error, and relative error).

  Explain why a buffer made of equal concentrations

Explain why a buffer made of equal concentrations of CH3COOH and CH3COO- does not change in pH when a small amount of NaOH (a strong base) is added to the solution. Does the NaOH dissociate into ions when it is added to the solution?

  Explain potassium phosphate buffer solution of ph

As a technician in a large pharmaceutical research firm, you need to produce 400 mL of 1.00 M potassium phosphate buffer solution of pH = 7.29. The pKa of H_2PO_4^- is 7.21.

  Explain copper (ii) hydroxide from copper (ii) nitrate

Copper (II) hydroxide from Copper (II) nitrate. Confirm that an acid base reaction occurred stoichiometrically identify the limiting the reactant and the excess reactant.

  What is the final volume of the balloon

A balloon is filled to a volume of 7.00 x 102 mL at a temperature of 20.0 oC. The balloon is then cooled at constant pressure to a temperature of 1.00 x 102 K.

  Suppose that there are no restrictions on number of taxi

in order to ingratiate himself with voters the mayor of gotham city decides to lower the price of taxi rides. assume

  Cmpute ratio of escape velocity to root mean square speed

the escape velocity necessary for objects to leave the gravitational field of the earth is 11.2kms-1. calculate the

  Explain the reaction of the vitamin with iodine

A test for vitamin C (ascorbic acid, C6H8O6) is based on the reaction of the vitamin with iodine: C6H8O6(aq) + I2(aq) ? C6H6O6(aq) + HI(aq) (a) A 25.0 mL sample of juice requires 11.8 mL of a 0.0164 M I2 solution for reaction

  The sulfuric acid is titrated with aqueous sodium hydroxide

A 5.00mL sample of sulfuric acid is titrated with 0.1198M aqueous sodium hydroxide. If 33.93mL of the basis required to reach the end point of the titration

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