# What is the molality of a salt solution prepared by dissolving two moles of salt in 500 grams of water?

What is the molality of a salt solution prepared by dissolving two moles of salt in 500 grams of water?

## Related questions

Description : What is the molarity of a salt solution prepared b dissolving three moles of salt in 500 milliliters of water? w) 1 x) 2 y) 4 z) 6

Description : What is the molality of a solution made by dissolving 6 moles of Noah in 3 kg of water?

Description : What is the molar mass of haemocyanin and the freezing point of the solution when an aqueous solution is prepared by dissolving 1.5 grams of haemocyanin a protein obtained from crabs in 0.25 litres of?

Last Answer : Haemocyanins are a group of proteins.

Description : Moles of solute divided by kilograms of solvent is expression for: w) molarity x) solute-to-solution ratio y) mole percentage z) molality

Description : What is the molarity of a solution made by dissolving 6 moles of naoh in 3 kg?

Description : Which of the following concentration expressions is defined as the number of moles of solute per kilogram of solvent: w) molarity x) molality y) normality z) equivalents

Description : An aqueous solution of sodium chloride is prepared by dissolving 10kg of sodium chloride in 50 kg of water find (i) Weight % (ii) Mole % of solution. [Atomic weight of Na = 23, Cl = 35.5]

Last Answer : Weight of NaCl = 10 kg Weight of H2O = 50 kg Total weight = 60 kg Weight % of NaCl = (10/ 60) * 100 =16.67% Weight % of H2O = (50/ 60) * 100 = 83.33% Molecular weight of NaCl = 58.5 k moles of NaCl ... 100 = 5.79% Mol % of H2O = (moles of H2O / Total moles)*100  = (2.78/ 2.949)*100 = 94.26%

Description : After dissolving 0.25 kg of salt in 1 kg of water, its volume becomes 1200 cc. What is the concentration of solution ?

Last Answer : We know , 1 cc = 1cm ^ 3 = (10 ^ -6) m ^ 3 Density of salt water = (1 + 0.25) / (1200 × 10 ^ - ৬) = 1.04 kg / (m 3)

Description : The solution made by dissolving Salt (NaOH) in water is called as

Last Answer : Ans. Brine solution

Description : The number of moles of solute present in 1 kg of a solvent is called its (a) Molality (b) Molarity (c) Normality (d) Formality

Description : Molality is defined as the number of gm moles of solute per __________ of solvent. (A) Litre (B) gm (C) Kg (D) m

Description : Normality is defined as the number of: w) moles of solute per 1000 grams of solvent x) equivalent weights of solute per liter of solution y) kilograms of solute per liter of solution z) moles of solute per 1000 grams of solution

Last Answer : ANSWER: X -- EQUIVALENT WEIGHTS OF SOLUTE PER LITER OF SOLUTION

Description : How many moles in 500 grams of radium?

Last Answer : 500 grams of radium is equal to 2,21 moles.

Description : Why does molality of a solution remain unchanged with change in temperature while its molarity changes?

Last Answer : Molality of a solution depends on the mass of solvent and man does not vary with change in temp. where as molarity depends on volume of solution and volume change with change in temp.

Description : A negative heat of solution indicates that: w) an endothermic dissolving process occurs x) solute solubility increases with rising solution temperature y) solute solubility decreases with rising solution temperature z) super-saturation conditions exist

Last Answer : ANSWER: Y -- SOLUTE SOLUBILITY DECREASES WITH RISING SOLUTION TEMPERATURE

Description : How does dissolving a salt molecule in water make its atoms ionize? -Space

Last Answer : When salt is mixed with water, the salt dissolves because the covalent bonds of water are stronger than the ionic bonds in the salt molecules. Water molecules pull the sodium and chloride ions apart, breaking the ionic bond that held them together.

Description : What is produced by dissolving salt in water ?

Last Answer : When salt is dissolved in water, solution is produced.

Description : When Salt dissolving water physical change or chemical change?

Last Answer : It is a physical change because the chemical composition of saltand water do not change. You can separate the salt and waterphysically by allowing the water to evaporate, which leaves thesalt.

Description : When Salt dissolving water physical change or chemical change?

Last Answer : It is a physical change because the chemical composition of saltand water do not change. You can separate the salt and waterphysically by allowing the water to evaporate, which leaves thesalt.

Description : What is the molality of a solution the has 3 mol of glucose on 6 kg of water?

Last Answer : Molality (m) is moles of solute per kg of solvent. 3 moles/6 kg= 0.5 molal.

Description : How many moles of carbon are in 48 grams of carbon w) 4 x) 3 y) 2 z) 1

Description : Is salt the slowest dissolving powder?

Description : Molarity and Molality of a solution of an liquid (mol. Wt. = 50) in aqueous solution is 9 and 10 respectively. What is the density of solution ?

Last Answer : Molarity and Molality of a solution of an liquid (mol. Wt. = 50) in aqueous solution is 9 and 10 respectively. What ... /cc C. 1.05 g/cc D. 1.35 g/cc

Description : For a solution of volatile liquids, the partial vapour pressure of each component in solution is directly proportional to its (a) Molarity (b) Mole fraction (c) Molality (d) Normality

Description : Pick out the wrong statement. (A) The mole fraction of solute is directly proportional to the molality of a 'dilute' solution (B) For a non-reacting binary mixture of ideal gases, the partial ... at all temperature (D) The relative volatility of a binary mixture at the Azeotropic composition is 1

Last Answer : (C) Azeotropes obey Raoult's law at all temperature

Description : . In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is (A) 0.50 (B) 0.60 (C) 1 (D) 2

Description : One of the following ways of expressing the concentration of a solution does not depend on temperature. It is-----? A. Molarity B. Molality (Answer) C. Normality D. Formality

Description : How would you make 100 grams of a saltwater solution that is 20 percent salt.?

Description : Which of the following operations does not involve leaching? (A) Dissolving gold from ores (B) Dissolving pharmaceutical products from bark or roots (C) Dissolving sugar from the cells of the beet (D) Removing nicotine from its water solution by kerosene

Last Answer : (D) Removing nicotine from its water solution by kerosene

Description : Pick out the wrong statement regarding the solubility characteristics of high polymers. (A) Greater the degree of cross-linking in the polymer, lesser is its solubility (B) Polymers having more ... of the solvent (D) High molecular weight polymers on dissolving gives solution of very low viscosity

Last Answer : (D) High molecular weight polymers on dissolving gives solution of very low viscosity

Description : While dissolving a gas into a liquid at a constant temperature, the ratio of the concentration of the gas in the solution phase and in the gaseous phase is (A) Infinity (B) Unity (C) Constant (D) Negative

Description : how many grams are in 4.5 moles of Li2O?

Description : What is the mass in grams of 2.0 moles of co2?

Description : How many grams of Hg must react to produce 3.75 moles of O?

Description : How many moles are in 8 grams of sodium hydroxide?

Description : How many moles are in 124.60 grams of Fe3(PO4)2?

Last Answer : 124,60 grams of Fe3(PO4)2 are equal to 0,35 moles.

Description : How many grams are in 1.11 moles of magnanese sulfate?

Last Answer : 1,11 moles of anhydrous manganese sulfate contain 167,61 g.

Description : How many grams are in 0.0864 moles of lithium?

Last Answer : 0,0864 moles of lithium contain 0,6 g Li.

Description : How many grams are there in 4.50 moles of barium nitrite?

Description : How many moles are in 20 grams of mercury?

Description : How many moles are in 98.3 grams of aluminum hydroxide Al(OH)3?

Description : What number would you use to convert moles of CH4 to grams of CH4?

Description : How many number of moles of atom are present in 540 grams of glucose?

Description : How many grams make up 1.5 moles of MgCl2?

Last Answer : The molar mass (mass of 1 mole) of MgCl2 is 95.205 g/mol. To determine the mass of 1.5 mol MgCl2, multiply the moles by the molar mass.Molar mass MgCl2 = (1 x 24.305 g/mol Mg) + (2 x 35.45 ... mol MgCl21.5 mol MgCl2 x (95.205 g MgCl2)/(1 mol MgCl2) = 150 g MgCl2 (rounded to two significant figures)

Description : How many moles of sulfur are in 53.7 grams of sulfur?

Last Answer : 53,7 grams of sulfur is equivalent to 1,675 moles.

Description : How many grams of sodium are in three moles of sodium carbonate?

Last Answer : The mass of sodium is 138 g.

Description : How many moles of CH4 are contained in 96.0 grams of CH4 ?

Last Answer : The molecular mass will be 12 + (1x4) because carbon's Atomic Mass is 12 and hydrogen's atomic mass is 1. That gives you a molecular mass for methane of 16. 1 mole of methane will be 16g All you need to do now is divide your 96.0 g of methane by 16g and you will get the number of moles you want.

Description : What is Molality ?

Last Answer : The number of moles of the dissolved solution per solvent is called the molarity of the solution

Description : Why Molality has more benefits than Molarity ?

Last Answer : The volume of solution changes with temperature change. So the unit malarity of the volume-based solution varies. But the mass of the object does not change with increasing temperature. Therefore, the ... But the malarity of the solution changes. So the benefits of malality are more than malarity.

Last Answer : : Molarity: The number of moles of dissolved solution per liter of a solution is called molarity of that solution. Molality: The number of moles of dissolved solution per solvent is called molality ... normal solution. The concentration of a normal solution is called normality. It is expressed by N.