When 3.00 g of sodium hydroxide (NaOH) was dissolved in 100.00 g of water a value of 11.00oC was obtained for ΔT.  1. Calculate the molarity of the sodium hydroxide solution? _____  2. Calculate the value (calories) for the heat of solution of 3.00 g of NaOH? ______  3. Calculate the number of calories that would be produced if one mole of sodium hydroxide was dissolved. (ΔHsolnNaOH)? ______

Question

When 3.00 g of sodium hydroxide (NaOH) was dissolved in 100.00 g of water a value of 11.00oC was obtained for ΔT. 

1. Calculate the molarity of the sodium hydroxide solution? _____ 

2. Calculate the value (calories) for the heat of solution of 3.00 g of NaOH? ______ 

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

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: A hydrocarbon molecule contains twice as many hydrogen atoms as carbon atoms. It's molar mass is 84....

A: Molar mass of hydrogen = 1.00784 g/molMolar mass of carbon = 12.0107 g/mol

Q: P Pearson ion Inc. All rights reserved. | Terms of Use | Privacy Policy Permissions | Contact Us Mac...

A: Calculation for number of moles of MgCl2:

Q: A bright violet line occurs at 435.8 nm in the emission spectrum of mercury vapor. What amount of en...

A: Given:Wavelength λ = 435.8 nm

Q: Please answer the question in the picture that is attached. :) thank you so much! :)

A: Given information:Mass of barium = 1.50 gMass of water = 100.00 gInitial temperature = 22.00 ◦CFinal...

Q: If 0.60 g of a gas occupies 300mL at 27°C and 630mm Hg of pressure, what is the molar mass of the ga...

A: Given that,Mass of the gas=0.60 gVolume of the gas=300mLT=300KP= 630mmHg

Q: Suppose 200.0 mL of 0.50 M HCl and 200.0 mL of 0.50 M NaOH, both initially at 25.0°C, are mixed in a...

A: The mass of the solution can be calculated as

Q: Write a balanced chemical equation for the standard formation reaction of solid mercury(II) oxide (H...

A: Balanced chemical equation for the standard formation reaction of solid mercury(II) oxide (HgO):

Q: Calculate the final temperature and the change in enthalpy when 1.15 kJ of energy is transferred as ...

A: The heat transferred at constant pressure (qp) is equal to the change in enthalpy (ΔH) of the system...

Q: When water is added to solid calcium carbide, CaC2, the produces are acetylene gas, C2H2, and aqueou...

A: Given information:                                              Moles of calcium carbide = 0.50 mole...

Q: I am looking to know the products of the reaction of carbamic acid and ammonia to form an amide  and...

A: The chemical reaction of an acid with ammonia leads to the formation of an ammonium ion and a carbox...

Q: For the following reaction, determine the number of electrons transferred. If the reaction is not a ...

A: The given reaction is not a redox reaction.

Q: The zinc within a copper-plated penny will dissolve in hydrochloric acid if the copper coating is fi...

A: Given:Volume = 0.957 L.Temperature = 25oC = 298 KTotal Pressure = 758 mmHg.

Q: Suppose a 250.mL flask is filled with 0.80mol of CO, 0.60mol of NO and 0.20mol of CO2. The following...

A: The initial concentrations of CO, NO and CO2 are calculated as shown below.250 mL = 0.250 L

Q: Use the set of three reactions shown below to answer the questions that follow.2NO(g) + O2(g) → 2NO2...

A: Given information:

Q: Calculate ΔH° for the process Sb(s) + 52Cl2(g) ⟶ SbCl5(s) from the following information: Sb(s) ...

A: According to the Hess’s law of Constant heat Summation, regardless of the number of steps or stages ...

Q: Please explain as much as possible. Why did you use the equation? Or what conditions did you see fro...

A: The change in entropy for the system is calculated using formula,

Q: Based on your knowledge of boiling point trends in alkanes, predict which compound has the higher bo...

A: Let P1 and V1 be the initial pressure and volume of the gas respectively and P2 and V2 be the final ...

Q: A car tire has a recommended rating of 2.518 atm. While parked, the tire has at the temperature of 1...

A: Hi there, as this question contain multiple question. We are answering question-d, if you need furth...

Q: I need help answering the following question: A balloon filled with helium, and its volume is 2.2L a...

A: Given:Initial Volume V1 = 2.2 L.Final Volume V2 = 2.3 L.Temperature T1 = 298 KPressure is constant (...

Q: What is the molarity of 215 mL of solution containing 168 mmol of glucose?

A: As per the data given in the question,Volume of glucose solution = 215 mL = 0.215 L (as 1 mL = 10-3 ...

Q: Compute the binding energy per nucleon for H (whose atom has a measured mass of 3.016050 u) 3He (3.0...

A: The mass defect (Δm) is calculated using equation (1) in which m is the given mass of atom, p is the...

Q: 2. A 0.0758 gram sample of aluminum metal was reacted with dilute sulfuric acid and the hydrogen evo...

A: As per the given data,Given mass of aluminum metal = 0.0758 gMolar mass of aluminum metal = 26.9815 ...

Q: Help 2

A: Click to see the answer

Q: 2. When oxalic acid is added, the iron (II) ions precipitate as iron(II) oxalate dihydrate.Fe2+ (aq)...

A: The complete given reaction is,

Q: A gaseous mixture of O2 and N2 contains 30.8 % nitrogen by mass. What is the partial pressure of oxy...

A: Given,Total pressure of the mixture = 725 mmHgGaseous mixture of O2 and N2 contains mass % of N2 = 3...

Q: Define a single displacement reaction and a double displacement reaction. Describe the similarities ...

A: Single displacement: one atom or a group of atoms of a compound is replaced by another atom or a gro...

Q: Question 8

A: The heat gained by the water is calculated as,

Q: Could you help me complete this practice problem, I would like to check my work. Thank you for your ...

A: Initiation:

Q: ld=15556158&HeplD=6b9f9b2f... 2 012 ourses Gay-Lussac's law states that the pressure of a gas is di...

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter, ...

Q: 4 Which electron is, on average, closer to the nucleus: an electron in a 2s orbital or an electron i...

A: An atom is mainly composed of three sub-particles; electrons, protons and neutrons. In an atom, elec...

Q: When copper is heated with an excess of sulfur, copper(I) sulfide is formed. In a given experiment, ...

A: When copper is heated with an excess of sulfur, copper (I) sulfide is formed. In a given experiment,...

Q: Write resonance structure(s) for 1,5-hexadiene carbocation.

A: The structure of 1,5-hexadiene carbocation as follows,

Q: Using the Bohr model, determine the energy in joules of the photon produced when an electron in a He...

A: Using the Bohr model, the energy is

Q: How do I answer these questions? How do I figure them out?

A: Displacement reactions are those reactions in which a highly reaction element displaces less reactiv...

Q: Suppose you are investigating the reaction: M(s) + 2 HCl(aq) → MCl2(aq) + H2(g). You weigh out a 0.1...

A: The given reaction is written below.M (s) + 2HCl(aq) → MCl2(aq) + H2(g) The relation between millili...

Q: A sample of argon gas at standard pressure occupies 1000 ml. At constant temperature, what volume do...

A: Click to see the answer

Q: Be sure to answer all parts This half-reaction Fe -» Fe2* +2erepresents the process of because elect...

A: Given half reaction:

Q: What are the best reagents to accomplish this transformation? ? Br NaCE CH, followed by H2 and Pt Na...

A: A chemical reaction is symbolic representation of the conversion of substances to new substances.In ...

Q: 2 <Chapter 08 Problem 24 Review I Cons An aerosol spray can of deodorant with a volume of 420 mL con...

A: An aerosol spray can of a deodorant with a volume of 420 mL contain 3.1 g of propane gas (C3H8) as p...

Q: It requires 120 J of heat to raise the temperature of 50.5 g of samarium from 275.0 K to 287.7 K. Wh...

A: The specific heat capacity of samarium can be calculated as

Q: How many moles of ammonia would be required to react exactly with 0.764 moles of copper(II) oxide in...

A: The balanced reaction can be given as

Q: Draw the abbreviated orbital diagram for selenium (Se). How many valence electrons are in an atom of...

A: Abbreviated orbital diagram : Abbreviated orbital diagram pictorially represents the arrangement of ...

Q: For each of the reactions below, classify as a combination, decomposition, single replacement, or do...

A: Displacement reactions are those reactions in which a highly reaction element displaces less reactiv...

Q: a Express the following measurement in scientific notation 2574.2 mL 2574.2 x 103 mL 2.5742 x 103 mL...

A: The following measurements are to be expressed in scientific notation-2 mL0001 g7° C

Q: 8.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have...

A: Moles of CO2 and H2O are calculated as shown below,

Q: The following Lewis diagram represents the valence electron configuration of a main-group element Th...

A: Given information:The Lewis diagram of given element is represented as follows:

Q: 49. Silver is often extracted from ores such as K[Ag(CN)2] and then recovered by the reaction 2K[Ag(...

A: Solution stoichiometry involves the calculation of concentration of solutions in the given condition...

Q: Calculate the enthalpy of combustion of propane, C3H8(g), for the formation of H2O(g) and CO2(g). Th...

A: The standard enthalpy of formation is also known as the standard heat of formation of a compound. It...

Q: Pressure Volume 18 kPa 60.0 ml 21 kPa 50.0 ml 27 kPa 40.0 ml 35 kPa 30.0 ml 54 kPa 20.0 ml...

A: Boyle’s law states that for constant conditions of temperature, the pressure of a gas is inversely p...