Define how many total moles of ions are released

Assignment Help Chemistry
Reference no: EM13562948

How many total moles of ions are released when each of the following samples dissolves completely in water?

(a) 0.342 mol of K2HPO4

(b) 6.77 g of MgSO47 H2O

(c) 6.594 1021 formula units of NiCl2

Reference no: EM13562948

Questions Cloud

Explain the maximum number of phases in mutual equilibrium : What is the maximum number of phases that can be in mutual equilibrium in a two-component system
Evaluate what is the total magnification : Two 27.0 cm focal length converging lenses are placed 16.5 cmapart. An object is placed 35.0 cm in front of one. What is the total magnification
Find the magnitude of net force that produces deceleration : A 1320-kg car is moving due east with an initial speed of 25.3m/s. After 11.5 s the car has slowed down to 15.2 m/s. Find the magnitude of the net force that produces the deceleration.
Explain methods for artificial aggregate productions : Explain methods FOR artificial aggregate productions
Define how many total moles of ions are released : How many total moles of ions are released when each of the following samples dissolves completely in water. (a) 0.342 mol of K2HPO4
Explain using artificial aggregate productions methods : Explain Using artificial aggregate productions methods
What is the order of magnitude of its rate of energy loss : A large, hot pizza 86 cm indiameter and 2.0 cm thick, with a temperature of 104°C, floats in outer space. What is the order of magnitude of its rate of energy loss
Object continues to move with a constantvelocity : Three forces act on a moving object. One force has a magnitudeof 72.3 N and is directed due north. Another has a magnitude of52.7 N and is directed due west.
Define waste materials generally then divided : Define Waste materials Generally then divided into two groups with their definitions (Hazardous and Non-Hazardous )waste materials, Then explain Fly ash and Slag(GGBFS) Considered as which type ??

Reviews

Write a Review

Chemistry Questions & Answers

  Define how many grams of sodium azide are needed to react

How many grams of sodium azide, NaN3 are needed to react by the equation below in order to inflate a 50.0: air bag with N2(g) at 298K and 1.20 atm? NaN3(s) -------> Na (s) + N2

  Determining de broglie wavelength

We use Use the De Broglie wavelength formula, ohr radius definition and wave-particle duality equation to compute the wavelength of,

  Explain a face-centered cubic structure

Gold has a face-centered cubic structure and has a density of 19.3 g/cm3. What is its atomic radius?

  Compute the activity and activity coefficient for ethanol

Calculate the activity and activity coefficient for ethanol in this solution. c. Calculate ?mixG for a solution that contains 0.12 moles of ethanol and 0.83 moles of chloroform at 35.0 oC.

  What is the work done in terms of the system

What is the work done in terms of the system?

  Compute the number of mmoles of primary standard grades

Calculate the number of mmoles of primary standard grade Na2CO3. b. How many mmoles of HCl reacted with the Na2CO3? c. Calculate the molarity of the HCl solution.

  Explain elements from lanthanum to lutetium

elements from lanthanum to lutetium, As the atomic number gets larger, the atomic radius be same or decreased. How do you account for this general trend

  Find the molar mass of the gas

a sample of gas has a mass of 38.8 mg. it's volume is 224 mL at a temperature of 55 degrees C and a pressure of 886 torr. Find the molar mass of the gas.

  Define the ph at the points in the titration

Calculate the pH at the points in the titration of 40.00 mL of 0.425 M NH3 for the reaction below. NH3(aq) + HNO3 ? NH4+(aq) + NO3?(aq) For NH3, Kb = 1.8x10-5.

  Find ka of unknown weak acid

When 2.45 g of an unknown weak acid HA with a molar mass of 85.0g /mol is dissolved in 250.0g of water, the freezing point of the resulting solution is -0.256 C.

  325 kjmoldeggd muscles are powered by the hydrolysis of

32.5 kjmoldeggd muscles are powered by the hydrolysis of adenosine tri phosphate to adp pi which has a gacute for this

  Calculate the concentration

calculate the concentration in mol/L and mg/L of a solution prepared by adding 4.00 mL of a 8.26 x 10^-4M stock solution of Allura Red to a 100.00 mL volumetric flask and then filling to the mark with DI water.

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