Explain how many grams of nabr are present in the diluted

Assignment Help Chemistry
Reference no: EM13671987

A stock solution is 2.567 M in NaBr. A dilution is made by diluting 25.00mLs of the stock solution to a new volume of 1.500 liters. Explain how many grams of NaBr are present in the diluted solution?

Reference no: EM13671987

Questions Cloud

Explain density of a liquid is determined by successively : The density of a liquid is determined by successively weighing 25, 50, 75, 100 and 125mL of the liquid in a 250mL beaker. If volume of liquid is plotted along the horizontal axis, and total mass of beaker plus liquid is plotted on the vertical axi..
Explain hydrogen sulfide measured at the same temperature : Removing hydrogen sulfide from sour natural gas involves converting part of the hydrogen sulfide to sulfur dioxide by burning air. Assume the volume of oxygen required to burn 124kL of hydrogen sulfide measured at the same temperature and pressure
Explain what is the ph of a neutral solution at 60 c : The Kw of water at 60 C is 9.5E-14. Explain what is the pH of a neutral solution at 60 C. Answer should be rounded to two decimal places.
Explain how many grams of nacl will the nurse need : A nurse requires to prepare 125.0mL of normal saline to dissolve drugs that are to be administered IV. Normal saline is 0.92% (m/v) NaCl. Explain how many grams of NaCl will the nurse need
Explain how many grams of nabr are present in the diluted : A stock solution is 2.567 M in NaBr. A dilution is made by diluting 25.00mLs of the stock solution to a new volume of 1.500 liters. Explain how many grams of NaBr are present in the diluted solution
Explain what is the molarity of the solution : Explain a solution is prepared by dissolving 57.87 grams of NaCl in enough water to make 2525mL of solution. Explain what is the molarity of the solution
Explain what was the initial volume of gas : The temperature of an ideal gas is raised from15.0 deg C to 38.0 deg C at constant pressure. The final volume of gas is 2.79 L. Explain what was the initial volume of gas
Explain what is the energy in kj mol of the radiation : Needs a minimum of 216.4 kJ/mol to remove an electron from a potassium metal surface. If UV lights at 227 nm strikes this surface, explain what is the maximum speed (in m/s) of the ejected electrons?
Depict structural formals and give names for five isomeric : Depict structural formals and give names for five isomeric esters of formula C5H10O2. Neglect the stereoisomers.

Reviews

Write a Review

Chemistry Questions & Answers

  In standardizing a solution what would happen if instead

in standardizing a solution what would happen if instead of putting hcl solution into a buret and standardized naoh

  A 255- flask contains pure helium at a pressure of 754 a

a 255- flask contains pure helium at a pressure of 754 . a second flask with a volume of 470 contains pure argon at a

  The amino acid glycine is often used as the main ingredient

the amino acid glycine is often used as the main ingredient of a buffer in biochemical experiments. the amino group of

  Explain investigators have reported experimental observation

Investigators have reported experimental observation of the He2 ‘complex' (i.e., a very weakly bonded molecule). The fact that the observation required temperatures in the neighborhood of 1 mK is consistant with computational studies that hcDe for..

  Evaluate q,w,deltau and deltah

The temperature of 2.50 moles of an ideal gas increases from 13.5'C to 55.1'C as the gas is compressed adiabaticaly. Calculate q,w,deltaU and deltaH.

  How many moles of co(nh2)2 are presen

How many moles of CO(NH2)2 are present in 105 g of water, if the freezing point of the solution is -4.02C? kf(water) = 1.86 K · kg/mol.

  Explain what is the ph of the solution

You have 200ml of a solution which is 0.2M NH3 and contains 0.23grams of NH4Cl. a. What type solution is it. b. What is the pH of the solution

  Evaluate the equilibrium dissociation constant kb

A buffer solution of a weak base and its salt had a pH of 5.26 when the base was 0.123 M and the cation was 0.747 M. Calculate the equilibrium dissociation constant (Kb).

  Determine the dimerization 2a to a2

Consider the dimerization 2A to A2, with forward rate constant ka and backward rate constant kb. (a) derive the following expression for the relaxation time in terms of the total concentration of protein

  Evaluate equilibrium constant, if delta gf for nh3

Calculate Equilibrium constant, if delta Gf for NH3(aq) is -26.50 kj/mole; for H2O(l) is 237.13 kj/mole;for NH4+(aq) is -79.31 kj/mol; for OH-(aq) is 157.3 kj/mole. How many moles of NH4Cl must be added to 1.0L of 0.10M NH3 to make a buffer whose ..

  Compute how many active raf kinases will be produced

Compute how many active Raf kinases will be produced in three seconds after activation of PTK in the absence GAP. Presume that Ras hydrolyses GTP with the rate of 2 molecules/min in the absence of GAP

  An object with a constant pressure heat capacity of 200 jk

an object with a constant pressure heat capacity of 200 jk is removed from a boiling water bath and allowed to cool to

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