How many grarns of sodium hydroxide must be 75.0 grams of water to obtain a solution that is 22% sodium hydroxide?

Q: What is the percent by volume of a solution of 2.80 g of acetone dissolved in 33.7 mL of solution?

A: Ratio of volume of the solute present in the solution to the volume of the solution multiply by 100…

Q: The solute particles will settle out because solutions are homogeneous mixtures. * O True O False

A: the solute particle will settle out because solution are homogenous mixture

Q: What is the percent by mass concentration of NaCI in a solution that is prepared by adding 15.0g of…

A:

Q: What mass of sodium chloride and what volume of water are needed to prepare 5.00*102 mL of a .89% by…

A: The question is based on the concept of solution preparation. mass percentage is defined as amount…

Q: What is the percent by mass of HCLO4 in the solution

A:

Q: calculate the molarity of a solution prepared by dissolving 10.0 g of glucose and water to give 325…

A: For Glucose, Mass (m) = 10.0 g  Molar Mass (MM) = 180.2 g mol-1 Volume of solution (V) = 325 mL =…

Q: What mass of a concentrated solution of nitric acid (68.0% HNO3 by mass) is needed to prepare 400.0…

A: Given: Initial mass percentage of nitric acid = 68.0%Final mass percentage of nitric acid =…

Q: A chemist needs exactly 2 moles of NaOH to make a solution. What mass of NaOH must be used

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

Q: calculate the mass of an 8% niso4 per mass solution that contains 40 g of niso4.

A:

Q: If 483 g of water is added to 75 g of a 4.6-m NaCl solution, what is the mass percent of NaCl in the…

A: Total mass of the solution = mass of water + mass of NaCl solutionTotal mass of the solution = 483 g…

Q: What is the molarity of a solution that contains 120.0g of NaOH dissolved in 3000.0mL of solution?

A: Molarity = no. of moles/ volume of sol in Lt molar mass of NaOH = 40.0g/mol

Q: How many mL of a 5.02% copper(I) bromide solution contains 2.66 g copper(I) bromide?  The density of…

A: Mass percent :- The mass of solute present in 100 grams of solution is known as its mass percent .…

Q: What masses of calcium sulfate and water are needed to make 250. g of a 7.5% solution?

A:

Q: How many grams of solute are in 2000. mL of a 5.00 ppm solution?

A: Definition of ppm concentration term is ppm =

Q: Determine the mass (in gg) of each NaClNaCl solution that contains 1.3 gg of NaClNaCl. Express your…

A: Total mass of solution can be determined by help of Following formula -  Percentage mass/100 = mass…