What is the molarity of a solution made by dissolving 1.250 grams of NazCo3 in H20 to make 100.0 mL of solution?

Q: Which solution contains the smallest number of moles of sodium ions? Group of answer choices 10.0 mL…

A: Moles = molarity*volume(ml)/1000

Q: What is the molar concentration of 17.5% (v/v) aqueous solution of hydrochloric acid? The density of…

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Q: What mass of Na3PO4・12H2O would be needed to prepare 0.250L of a solution in which the Na+ ion…

A: Concentration of Na+ ion = 0.250 mol/litre  Volume of solution = 0.250 L  Molar mass of Na3PO4.12H2O…

Q: Calculate the molarity of 25 KBr dissolved in 750 ml of water

A: In this question, molarity of KBr is to be determined. Given values are : Mass of KBr = 25 g Volume…

Q: What volume of 0.125 M HCl can be made from 25.0 mL of 12 M HCl?

A: Given data,Molarity of stock solution(M1)=12MVolume of stock solution(V1)=25.0mLMolarity of diluted…

Q: Which solution has the largest molarity of lithium ion? O 0.25 M lithium phosphate O 0.25 M lithium…

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Q: A solution of ammonium sulfate was prepared by dissolving 55.44g of (NH4)2SO4 in enough water to…

A: Given,Mass of (NH4)2SO4 = 55.44 gVolume of solution = 2.00 L The number of moles of (NH4)2SO4 can be…

Q: What is the concentration in mol/L of a 20.0% solution of nitric acid which has a density of 1.12…

A: The problem is asking for the concentration of a nitric acid solution in mol/L. The given…

Q: Determine the number of grams of calcium chloride (weighed as CaCl2 .2H2O) that are needed to make…

A: Molarity=mole×1000÷volume So use mole mole relationship to get mole of hydrated calcium chlorides.…

Q: Ammonia (NH,, MM 17.031 g/mol) and hypobromite (OBr") react according to the following chemical…

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Q: How many mL of a 0.137 M aqueous solution of ammonium chloride, NH4cl, must be taken to obtain 3.19…

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Q: How many grams of sodium sulfate (Na2SO4) are needed to make 1.0 L of a 0.1 M solution?

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Q: What is the molar concentration of a 10% NaCl solution if at 25⁰C, the density of 10% NaCl is 1.09…

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Q: 1. How many moles of HCI can you get from a 5L jug of 12M HCI? 2. How many moles of HCI can you get…

A: Since you have asked multiple questions, we are solving first question for you. For remaining…

Q: 43.27 mL of 0.5033 M NaOH are required to neutralize 29.16 mL of a H2SO4 solution. What is the…

A: Given reaction: H2SO4  +  2 NaOH  ------------------>  Na2SO4  +  2 H2O Volume of H2SO4 =  29.16…

Q: How many grams of NaHCO3 are required to make up 15.0 mL of a 0.250 M solution ofNaHCO3?

A: Calculate the moles of NaHCO3

Q: Calculate the morality of a solution prepared by dissolving 11.5g of solid NaOH in enough water to…

A: Molarity is defined as  Molarity = moles of solute / volume of solution in L  Volume of solution…

Q: What is the concentration of Cl- in M after you mix the following two solutions?  1) 1.11 g of…

A: The final concentration of Cl- is calculating total number of moles of Cl- ion formed dissolved in…

Q: What is the molar concentration of sodium ion in a 200 mL solution prepared from 1.223 g of sodium…

A: Given, volume of solution = 200 mL            Mass of sodium phosphate (Na3PO4) = 1.223 g…