How many milliliters of solution are used if 45g of potassium nitrate are used to make a 5M solution?

Q: How much 40% solution is needed to make 500 mL of a 5% solution?

A:

Q: How many milliliters of liquid is needed to make 500 milliliters of a 3% solution?

A:

Q: Calculate how much glucose (in g) you need to make 500 ml of a 5% glucose solution

A:

Q: number of grams

A:

Q: hat is the molar concentration of a 5.40 L solution that contains 38.5 g of dissolved sodium…

A:

Q: What mass (in grams) of a 0.500m solution of sodium acetate in water would you use to obtain 1.00…

A: Given : Molality of sodium acetate = 0.500 m And moles of sodium acetate = 1.00 mol Since moles of…

Q: How many mL of 15.1 micromolar stock solution are needed to make 50.0 mL of 1.51 micromolar…

A:

Q: How many moles of NaCl are in 1.3 L of a 0.22 M NaCl solution?

A: Given: Volume of NaCl = 1.3 L  Conccentration  = 0.22 M

Q: How many millilitres of a 2.5% stock solution should be used to make 0.2 litres of a 1:200 w/v…

A: Given:  Mass percentage of stock solution,M1 = 2.5%  Volume of stock solution used, V1 = ?  Volume…

Q: How many grams of a 23.4% by mass NaF solution is needed if you want to have 1.33 moles of NaF?

A: Given: Percent by mass of NaF solution= 23.4% Number of moles of NaF= 1.33 moles To find: The mass…

Q: how many ml of solution are needed for a 2% iodine solution with 8 ml of iodine?

A: The given problem can be solved by using the formula given below: % solution=Amount of solute…

Q: what is the total volume of a 17.6% m/v sodium phosphate solution in mL would be needed to have a…

A:

Q: How many mols of Sulfuric Acid are in 63.5ml of a 3.0M solution

A: Volume = 63.5 ml = 0.0635 L (1L = 1000ml) Molarity = 3.0 M

Q: 20. Concentrated ammonium hydroxide is 29.0%mass ammonium hydroxide. How much of the concentrated…

A: Given information: mass % of ammonium hydroxide in solution is 29.0%. mass % of ammonium hydroxide…

Q: What is the percent by mass of an aqueous solution that is 2.7m ammonium sulfate?

A: Given: Molality of ammonium sulfate i.e. (NH4)2SO4 = 2.7 m.

Q: How many grams of methanol (CH3OH) needed to make 250 ml of a 0.25 m solution?

A: Instead of m, it should be M. So we use the 0.25M solution, not 0.25 molal or 0.25m solution. Please…

Q: How many moles of sodium chlorate are in 284 grams of a 12.0% sodium chlorate solution?

A: Concept: To calculate the number of moles of sodium chlorate is in 284 grams of a 12.0% sodium…

Q: A 70.0% alcohol solution is used as an antiseptic to clean hoods in microbiology labs. What volume…

A: Given information:70% alcohol solution (70 g solute in 100 mL of solution)