Explain what numerical value will be used for the moles

Assignment Help Chemistry
Reference no: EM13157077

50 mL of 1.0 M HCl is mixed with 25 mL of 2.0 M NaOH at constant pressure. This equation will be used to solve for the final temperature. Cs × mass × ?T = - moles × ?H = -54 kJ What value will be used for the mass on the left hand side of the equation above? Assume 1.00 mL = 1.00 g What numerical value will be used for the moles on the right hand side of the equation above?

Reference no: EM13157077

Questions Cloud

What is the amount of cash received by the seller : The seller paid transportation costs of $1,000 and issued a credit memorandum for $2,000 prior to payment. What is the amount of cash received by the seller if the invoice is paid within the discount period?
Explain why statisticians use standard deviation : Calculate the standard deviation for this data. Explain why statisticians typically use the standard deviation rather than the average deviation.
What is a possible problem with this method : A study of mRNA isolated from human brains, post mortem, has been used to analyze genes that may give rise to inherited mental conditions. What is a possible problem with this method. Explain.
Examples of chemical exposures-classes : List and discuss at least four examples of chemical exposures/classes and the associated skin layers affected; and, in addition, describe at least four populations at risk and their associated biological agents and conditions
Explain what numerical value will be used for the moles : Assume 1.00 mL = 1.00 g What numerical value will be used for the moles on the right hand side of the equation above?
Calculate the ph of a solution : calculate the pH of 50 ml of .15 M HCHO2 with 75 mL of .13 M NaCHO2
Show the cross between two individuals : Tongue rolling is dominant to non-rolling and PTC tasting is dominant to non-tasting. Show the cross between two individuals who are heterozygous for both traits. Give the phenotypic ratio of offspring.
What will the new volume be : if 646 mL of gas at 280 K Is heated to 297 K, what will the new volume be? using charles's law
How would you present the statistical information : Assume you are compiling your research report. How would you present the statistical information within this case to the IndustryWeek decision maker, the manager who must decide whether or not to continue to publish reader service cards?

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of oxygen gas were collected

A quanity of oxygen gas was collected over water at 30 c in a 475 mL container. The pressure in the container was measured to be 105 kPa. How many grams of oxygen gas were collected?

  What is the molarity of a solution

What is the molarity of a solution if 4.50 g NaF is dissolved in enough water to make 250.0 mL of solution?

  Compute molality and mass percent of alcohol

Calculate molality and mass percent of alcohol in the mixture. A solution of ethanol, C2H5OH, in water has a concentration of 1.996 mol L-1. At 20.0 ºC its density is 0.9677 g mL-1

  What is the vapor pressure of a solution

At 25 ºC, the vapor pressure of water is 23.8 torr. What is the vapor pressure of a solution prepared by dissolving 97.0 g of C6H12O6 (a nonvolatile solute) in 170 g of water.

  In 13c nmr splitting of spectral lines is due to coupling

In 13C NMR, splitting of spectral lines is due to: A) coupling between a carbon atom and protons attached to that carbon atom b) coupling between a carbon atom and protons attached to adjacent carbon atoms

  Find the pressure of a gas using the ideal gas law

Determine the pressure of a gas using the ideal gas law - Calculate the pressure inside the vessel after all the dry ice has been converted to CO2 gas.

  Compute the number of grams of na

The volume of the gas is measured 201 mL at .989 atm. compute the number of grams of Na used in the reaction if Vapor pressure of water = 0.0277 atm

  Calculate the heat of combustion of magnesium metal

A 0.1946 g piece of magnesium metal is burned in a constant volume calorimeter that has a heat capacity of 1349 J/°C.

  Calculate the ph of the solution

Hydrofluoric acid dissociates in water as represented by the above equation With Ka = 7.2 * 10^-4

  What was the final temperature of the au

A nugget of pure gold of 4.80 grams is absorbed 284 Joules of heat. if the initial temperature was twenty eight degree Celsius then what was the final temperature of the Au? The specific heat of gold = 0.129 J/(g·°C)?

  Solve molecular and ionic equations

Molecular and ionic equations, What would be the proper balanced molecular and net ionic equations for each of these neutralization reactions?

  Calculate the ionization energy of the molecule

a photon of wavelength 40.0nm is used to eject an electron with the energy 22.3eV from a molecule.calculate the ionization energy of the molecule and tha associated wavelength of the elctron..

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