How many grams of MgCly are needed to prepare 665 mL of 0.881 molar aqueous MgCl?

Q: Determination  of the Amount of water, mass of crucible + dehydrated Sample is 16.2265g,  mass of…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Consider the following question: What mass of H,SO, is found in 1.3 L of 1.3 mol/L solution ? In the…

A: Given: Molarity of H2SO4 = 1.3 Mol/L or 1.3 M Volume = 1.3 L

Q: A chemist prepares a solution by dissolving 2.185 g of NaNO3 in enough water to make 200 mL of…

A: Molarity or molar conc.=no. of moles×1000vol. of solution in mlgiven mass=2.185gn=given massmolar…

Q: A solution is prepared by dissolving 83.45 grams of potassium bicarbonate (KHCO3) in 524.6 grams of…

A: Note - Since you have asked multiple question, we will solve the first question for you. If you…

Q: 3. 75 ml CCl, (liquid) Calculate n (mol CCI4)

A: Given data : Volume of CCl4 = 75 mL Also density of CCl4 = 1.59 g/mL So, mass of CCl4 = Volume x…

Q: 350 mL of a 2.0 M NaOH solution is added to a beaker.  How many moles of NaOH were added?  How many…

A: Molarity ( M ) :-  The number of moles of solute present in dissolved state in one litre of solution…

Q: A solid mixture consists of 30.9 g of KNO3 (potassium nitrate) and 5.2 g of K2SO4 (potassium…

A: As the given mass of the following salts is:-KNO3 = 30.9 gK2SO4 = 5.2 gThese salts are dissolved in…

Q: What mass of aluminum sulfate is needed to prepare 600.00 mL of a solution that has a sulfate ion…

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Q: If 4.93 ml of 0.132 M ammonia solution reacts with 87.69 ml of phosphorous acid solution.  What is…

A: The total moles of any solution is always constant. The equation M1V1=M2V2 is used to prove that…

Q: What is the mass of 5 ul distilled water?

A: Since you have posted multiple questions, as per our company guidelines we are supposed to answer…

Q: A water solution of sulfuric acid (H2SO4) has a density of 1.864 g/mL and is 73.0% H2SO4 by mass.…

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Q: How many moles of ammonium ions are in 125 mL of 1.40 M NH4NO3 solution? ________ moles (give answer…

A: Molarity of a solution can be calculated by dividing the number of moles of solute with the volume…

Q: How many grams of solute was

A: Given information, 3 moles of solute was incorporated in 800 grams of solvent to make a solution.…

Q: What is the percent by mass of 35g of magnesium chloride in 200g of water?

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Q: calcium iodide + chlroine --> write formula no balance

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Q: What is the mass in grams of KBr in 0.400 of a 0.350 M solution?

A: Given 0.400 L of 0.350 M KBr solution.

Q: Part B. Table 2 Determining the concentration of a NaCl solution

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Q: How many moles do you need to prepare 1.481 L of a 1.77 M NaOH solution? Round your answer to 2…

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Q: sample of waterer (density is 0.998 g/mL) is measured to be 25.7mL.  How many mole of water are in…

A: Given: The density of water is 0.998 g/mL. The volume of the solution is 25.7mL. The molar mass of…

Q: A solution is to be prepared that will be 4.31% by mass calcium chloride. To prepare 186 g of the…

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Q: A chemist prepares a solution of calcium sulfate (CaSo,) by measuring out 0.0770 µmol of calcium…

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Q: A chemist prepares a solution by dissolving 3.647 g of NaNO3 in enough water to make 200 mL of…

A: Molarity ( M ) : " It is defined as the number of moles of solute present in dissolved state in one…

Q: 1) Answer the following question related to gravimetric analysis. This question continues on the…

A: Hello. Since you have posted multiple questions and each question has multiple sub-parts, the first…

Q: if 1.095 g of unknown is found to be 0.00575 moles of solute, what is the molar mass of the unknown.…

A: Given data : Mass of the unknown = 1.095 gms Number of moles = 0.00575 We can apply the formula for…

Q: What is the molarity (moles/L) of the solution made from mixing together 652 mL of water with 64.3…

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Q: Match the correct formula to the correct term. Molarity A. grams solute /grams solution* 100 Percent…

A: Match the following--

Q: What is the molarity of the solution when 0.031 moles of NaOH are contained in 5.97 mL of solution?…

A: Welcome to bartleby ! Number of moles = 0.031 moles  Volume = 5.97 ml or 5.97 ×10-3 L

Q: How would I find the mass and moles of the solute?

A: Here, we have to explain how one can find the mass and moles of solute.

Q: A solution of CaCl, in water forms a mixture that is 32.5% calcium chloride by mass. If the total…

A: We have to calculate the mass of CaCl2 and mass of water.

Q: A 103.0 mL aqueous solution of 43.0 mM COCI2 is combined with 594.0 mL of aqueous 74.0 mM K3PO4. If…

A:

Q: How do you calculate molarity of vinegar when vinegar is 5% by mass acetic acid and it's density is…

A:

Q: A solution of CaCl, in water forms a mixture that is 38.5% calcium chloride by mass. If the total…

A: We have to calculate the mass of calcium chloride and water.

Q: For the following questions (Q1-Q5), consider the compound tartrazine (Yellow 5 food dye) that has a…

A: Since you have posted multiple questions, we are entitled to answer the first question only.

Q: A chemist prepares a solution of potassium bromide (KBr) by measuring out 31. mg of KBr into a 100.…

A:

Q: A solution of CaCl, in water forms a mixture that is 36.0% calcium chloride by mass. If the total…

A: Mass of solution is equal to sum of mass of solute and solvent

Q: A) TTempersture Į vohime v Molarity ↑ Molority B.) ↑ Tempersture ↑ volume c.) V Molbvity C.) v…

A: Option D is correct answer.

Q: Calculate the molarity of 28.5 g of NaOH in 350. mL of an NaOH solution. Express your answer with…

A: Molarity of the solution is equal to the number of moles of solute dissolved in per liter of…

Q: What is the percent by mass NaCl of a solution that contains 56.0 grams of BeO and 138.0 grams of…

A: Given: The mass of the solute, i.e;  BeO=56 g. The mass of  the solvent, i.e; H2O=138 g. Therefore…

Q: A solution of CaCl2 in water forms a mixture that is 28.0% calcium chloride by mass. If the total…

A: Given, total mass of mixture containing CaCl2 and water = 703.7 g            mass percentage of…

Q: If a student calculated that 0.0035 moles of acetic acid present in a 5.0 mL sample of vinegar. Then…

A:

Q: O CHEMICAL REACTIONS Calculating molarity using solute moles A chemist prepares a solution of…

A: Given, Note: 1 µmol = 10-6 mol Moles of FeBr3 = 85 µmol = 85 × 10-6 mol Note: 1 mL = 10-3 L Volume…

Q: If a student calculated that 0.0035 moles of acetic acid present in a 5.0mL sample of vinegar. Then…

A: given: moles of acetic acid = 0.0035 moles molar mass of acetic acid = 60.052 g/mol mass of acetic…

Q: How many mL of a 4.0988M copper(l) sulfate contain 0.614g copper(i) sulfate?

A:

Q: How many g of Na2SO3 are in 350 mL of 1.10 M solution? ___ g (provide answer with the correct sig…

A: 1 M Na2SO3 solution means 1 mole Na2SO3 is present in 1 L means 1000 mL solution.  Molecular weight…

Q: A chemist prepares a solution of vanadium(III) chloride (VC13) by measuring out 1.50 g of VCl2 into…

A:

Q: How many moles of AlF3 (molar mass = 83.98 g/mol) are present in 648.35 mL of 1.08 M AlF3 ? Write…

A: Molarity is defined as number of moles of solute dissolved per litre of solution.

Q: What is the molarity of a 2.54 moles of Li,S03 dissolved to make 34.55 liters of solution? Please…

A: Given: 2.54 mole 34.55 L of solution

Q: How many grams of sucrose (molar mass = 342.3 g/mol) are needed to make 550.0 mL of a 0.31 M…

A:

Q: Consider the reaction: 2 Al(s) +3H,SO4(aq) --> Al2(SO4)3(aq) + 3H2(g) (molar mass of aluminum…

A: 1- First we will determine the moles of H2SO4 :  moles of H2SO4 = [ Molarity × Volume ]  moles of…