Define what is the molar concentration

Assignment Help Chemistry
Reference no: EM13266469

What is the molar concentration of 2.0 grams of sodium chloride brought to 0.25 L using water

Reference no: EM13266469

Questions Cloud

Compute power and the power factor for the total load : The load on a 460-v, 60-Hz, Y-connected, balanced three phase source consists of three equal Y connected impedance of 100-j100 Ohms and three equal delta-connected impedance of 300-j300 Ohms.
State the dry solute and the solvent : How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent?
Determine the useful power output of the heat engine : A Carnot engine uses a steam boiler at 100°C as the high-temperature reservoir. Determine the useful power output of the heat engine
What is the current of circuit in frequency and time domain : A series circuit has a resistance of 1 ohm and an inductance of 1 ohm. The voltage across the circuit has an amplitude of 15 volts and a phase shift of 30 degrees. What is the current of the circuit in frequency and time domain
Define what is the molar concentration : What is the molar concentration of 2.0 grams of sodium chloride brought to 0.25 L using water
Determine the coefficient of linear expansion : If a material increases it's length from 160m to to 163.20m when it's temperature is raised 160 degrees C, determine the coefficient of linear expansion
Explain how much concentrated solution would take to prepare : How much concentrated solution would you take to prepare 1.25L of 0.120M HNO3 by mixing with water? Nitric acid is usually purchased in a concentrated form that is 70.3% HNO3 by mass and has a density of 1.41 g/mL
Depict a complete lewis structure for the conjugate acid : Draw a complete lewis structure for the CONJUGATE ACID of Nitromethane (condensed formula CH3NOOH). Draw a complete lewis structure that shows all bonds, unshared electron pairs, and minimized formal charges where appropriate.
Find out how much heat is evolved or absorbed : Determine how much heat is evolved or absorbed when 25.0 of lithium iodide completely dissolves in water. Lithium iodide has a lattice energy of -7.3 X 10^2 kJ/mol and a heat of hydration of -793 kJ/mol.

Reviews

Write a Review

Chemistry Questions & Answers

  What an alkane with molecular formula c8h18

what an alkane with molecular formula C8H18 gives a single product of monohalogenation?

  Calculate the heat of combustion of propane

burning 480 cm3 of propane measured at r.t.p,caused the temperture of 250 cm3 of water to increase by 42.5 celsius. calculate the heat of combustion of propane.

  Explain a woman had a heart attack caused by thrombus

A woman had a heart attack caused by thrombus. the cells immediately downstream from the thrombus were deprived of oxygen and , as a result, increased

  Compute the equilibrium constant for the dissolution

Calculate the equilibrium constant for the dissolution of calcium carbonate at pH=6 in the presence of EDTA as shown below: CaCO3(s) + EDTA^4- (aq) + H+(aq) --> [Ca(EDTA)]2-(aq) + HCO3 (-1 charge)(aq)

  Why do carboxylic acids compounds higher boiling points

Why do carboxylic acids (-COOH) compounds have higher boiling points than simple alkanes of the same molecular weight

  Calculate the percentage yield of magnesium chloride

for the reaction Mg+2HCl yeilds H2+MgCl2, calculate the percentage yield of magnesium chloride if 100.g of magnesium react with excess hydrochloric acid to yield 330.g of magnesium cholride.

  What would the half-life be if the initial concentration

Under these conditions, the half-life of the reaction has been estimated to be 6.4 103 min. What would the half-life be if the initial concentration of NO were 13 ppm?

  The solution is concentrated by adding pure phosphoric acid

One hundred fifty kmol of an aqueous phosphoric acid solution contains 5.00 mole % H3PO4. The solution is concentrated by adding pure phosphoric acid at a rate of 20.0 L/min

  Explain the calculation the ph of each of the solutions

Solve an equilibrium problem (using an ICE table) to calculate the pH of each of the following solutions. 0.17 M CH3NH2Cl

  Determine the molecular formula of this substance

A compound has the empirical formula CH2O. When 0.0866g is dissolved in 1.000g of ether, the solution's boiling point is 36.5 degrees C. Determine the molecular formula of this substance.

  Explain how many grams of liquid sodium

How many grams of liquid sodium (minimum) are needed to absorb 4.70 MJ of energy (in the form of heat) if the temperature of the sodium is not to increase by more than 10.0 °C?

  Which of the following changes will cause the ph to decrease

An acetate buffer has a pH of 4.40. Which of the following changes will cause the pH to decrease?

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