## How many liters of 25% saline solution must be added to 3 liters of a 10% saline so lution to obtain a 15% solution?

How many liters of a 25% saline solution must be added to 3 liters of a 10% saline solution to obtain a 15% saline solution? CORRECT ANSWER: 1.5.

## How many liters of a 25 \% saline solution must be added to 3 liters of a 10% saline solution Toobtain a 15 \% saline solution?

Suppose we add x litres of A to 3 litres of B to (x+3) litres of 15% salinity. So you need to add 1.5 litres of 25% solution to 3 litres of 10% solution to get 4.5 litres of 15% solution. Answer.

## How much water must be added to 1 liter of a 5% saline solution to get a 2% saline solution?

Use the equation (0.05)(1) = (0.02) x: the left side represents 5% of 1 liter; the right side represents 2% of some amount of water. From the equation, x = 2.5. Subtracting the 1 liter of water already present in the 5% solution, you will find that 1.5 liters need to be added.

## How many Litres of a 25% saline solution must be added to 3 Litres?

Answer : 45 liters of .

## How do you make a 25% saline solution?

If you take one part master solution and add two parts water, you’ll wind up with a 33.3% salt water solution (1:2 ratio). If you take one part of the master solution and add three parts of distilled water, you’ll have a 25% salt water solution (1:3 ratio).

## How many gallons of a 7% saline solution must be added to 4 gallons of a 25% saline solution so that the resulting mixture is a 15% saline solution?

Most Helpful Expert Reply That is, if we add 4 gallons of 7% saline solution to the 4 gallons of 25% saline solution, the resulting solution will be 16% saline, since (7% + 25%)/2 = 16%. This 16% solution is VERY CLOSE to our goal of having a 15% solution.

## What is a 5% saline solution?

3% and 5% Sodium Chloride Injection, USP is a sterile, nonpyrogenic, hypertonic solution for fluid and electrolyte replenishment in single dose containers for intravenous administration. The pH may have been adjusted with hydrochloric acid. It contains no antimicrobial agents.

## How do you make a 0.9 solution of sodium chloride?

Saline Solution, 0.9% Sodium Chloride (NaCl) Dissolve 9 g NaCl (mw 58.44) in 700 ml deionized or distilled water in clean container. Add water to bring total solution volume to 1000 ml.

## How many liters of a 25% saline solution must be added to 3 liters of a 10% saline solution to obtain a 15% saline solution SAT?

How many liters of a 25% saline solution must be added to 3 liters of a 10% saline solution to obtain a 15% saline solution? CORRECT ANSWER: 1.5.

## How do you make a 20% NaCl solution?

Therefore, 250 g of NaCl must be dissolved in 1000 g of water to make a 20 % NaCl solution.

## What does 20% salt solution mean?

the 20% of salt solution is called as brine.

## What is the salt to water ratio for saline solution?

Use 9 grams of salt per liter of water, or 1 teaspoon of salt per cup (8 fluid ounces) of water.

## How do you make a 15% salt solution?

Solution. To make the salt solution of 15% with 15 gm as the mass of the solute, the mass of the solvent must be 85 gm. Therefore, 85 gm of water should be added.

## How do you make a 5% saline solution?

A solution that contains five percent salt, or NaCl, contains five ounces of NaCl per 100 ounces of total solution, where “total solution” refers to the combined weight of the NaCl and water together. Weight out about 199 grams, or seven ounces, of table salt and transfer the salt into an empty gallon container.

## Is 5% saline hypertonic or hypotonic?

Hypertonic Solutions

## What does percent saline mean?

More Info: normal saline. • Normal saline is 0.9% saline. This means that there is 0.9 G of salt (NaCl) per 100 ml of solution, or 9 G per liter.

## How do you make a percent saline solution?

Create a saline solution by adding the correct amount of pure, noniodized sodium chloride to the water, to make one of two solutions:

- Isotonic. This is a 0.9 percent saline solution, or 9 grams of sodium chloride dissolved in 1 liter of water.
- Hypertonic. This is a 1.5 percent to 3 percent salt solution.

## How do you make 100ml 0.9% saline solution?

For example, to make 100 milliliters of normal saline solution, which is a 0.9% solution, you need nine grams of salt. If you need a pint of solution, you should add 2.9 tablespoons of salt. Measure the salt and add it to the water.

## How do you make a .9 normal saline?

Create a saline solution by adding the correct amount of pure, noniodized sodium chloride to the water, to make one of two solutions: Isotonic. This is a 0.9 percent saline solution, or 9 grams of sodium chloride dissolved in 1 liter of water.

## What is 0.9 percent sodium chloride?

0.9% Sodium Chloride Injection, USP is sterile and nonpyrogenic. It is a parenteral solution containing sodium chloride in water for injection intended for intravenous administration. 308 mOsmol/L (calc.). The pH is 5.6 (4.5 to 7.0).

## How do you make sodium chloride solution at home?

To make saline solution at home, follow these steps:

- wash the hands thoroughly.
- sterilize the container and mixing utensil by using a dishwasher or boiling them in water.
- pour the water into the container.
- mix in the salt and stir until completely dissolved.
- let the mixture cool before use.

## How would you prepare a 10% NaCl solution?

2. How would you prepare 500 ml of a 10% NaCl solution? Answer: In this problem, the % solution is the number of grams solute in 100 ml solvent, so a 10% solution of NaCl is 10 grams NaCl in 100 ml water. But you need 500 ml, final volume, so 10 g x 5 = 50 g NaCl.

## How do you make a 30 percent solution of NaCl?

Make 250 mL of a 0.30 M NaCl solution. To make the solution we need to calculate the amount of NaCl to dissolve to make 250 mL of solution. The solution is made by adding 4.38 g NaCl to a 250-mL volumetric flask.

## How do you make a 20% salt solution?

If you take one part of the master solution and add three parts of distilled water, you’ll have a 25% salt water solution (1:3 ratio). If you take one part master solution and add four parts of distilled water, you now have a 20% salt water solution (1:4 ratio).

## How do you make a 10% solution of salt water?

To prepare a 10%(w/w) NaCl solution, mass out 10 g NaCl and place it in a 100-mL volumetric flask. Add about 80 mL of water to the flask. Once the NaCl has dissolved, add more water up to the 100-mL mark. If you don’t have a volumetric flask, you can use a 100-mL graduated cylinder, but it won’t be as accurate.

## How do you calculate percent salt solution?

Salt is the solute (the dissolving substance), and water is the solvent (the substance that dissolves another to create a solution). To make a salt solution by weight percent (w/v), you apply the formula w/v = (mass of solute ÷ volume of solution) × 100.

## How do you make saline solution with salt and water?

Stovetop method

- Boil 2 cups of water covered for 15 minutes.
- Allow to cool to room temperature.
- Add 1 teaspoon of salt.
- Add 1 pinch of baking soda (optional).
- Stir until dissolved.
- Refrigerate in airtight container for up to 24 hours. (After that, it should be discarded.)

## How much salt do you put in a cup of water for saline solution?

Use 9 grams of salt per liter of water, or 1 teaspoon of salt per cup (8 fluid ounces) of water.

## How do you make a 15% solution?

For example, if you have 100 grams of a 15% solution, 15 of those grams will be citric acid and the remaining 85 grams will be due to the solvent (water). So if you want to make 100 grams of 15% citric acid, mix 15 grams of citric acid with enough water to raise the total mass to 100 grams.

## How do you make a 10% salt solution?

A 10% of NaCl solution by mass has ten grams of sodium chloride dissolved in 100 ml of solution. Weigh 10g of sodium chloride. Pour it into a graduated cylinder or volumetric flask containing about 80ml of water.

## How do you make a 20 percent salt solution?

If you take one part of the master solution and add three parts of distilled water, you’ll have a 25% salt water solution (1:3 ratio). If you take one part master solution and add four parts of distilled water, you now have a 20% salt water solution (1:4 ratio).

## How would you make 200mL of a 15% salt in water solution compute and explain how?

How would you make 200mL of a 15% salt in water solution? 15g salt x 200mL sol’n = 30g salt 100 mL water So, you would put 30g of salt in a flask and add water up to 200ml.

## What is the solvent in a 5% NaCl solution?

A salt solution, also called a saline solution, is simply a mixture of salt and water. Salt is the solute (the dissolving substance), and water is the solvent (the substance that dissolves another to create a solution).

## How would you make 500g of a 5% solution of NaCl by weight w w?

ANSWER

- Percent strength is 5% w/w, total weight desired is 500g.
- 5% = 5g/100g.
- 5g X 500 g = 25 g = NaCl needed.

## How can we make 10% solution?

10 percent solution means the solute is only 10% in the solution, so taking the volume of the solvent 100 ml then the mass of the solute will be either 10 gram or 10 ml. For example, 10% solution of sodium chloride (NaCl) means 10 grams of sodium chloride is mixed in 100 ml of water.

## What type of solution is the 10% NaCl?

Hypertonic Solution When the solution contains more solute, this means that it contains less water. The solution outside of the cell is 10% NaCl, which means that it is 90% water.

## What is the solute concentration of 10% NaCl?

Example. A 10% NaCl solution has ten grams of sodium chloride dissolved in 100 ml of solution.

## How would you prepare 500 ml of a 10% NaCl solution?

2. How would you prepare 500 ml of a 10% NaCl solution? Answer: In this problem, the % solution is the number of grams solute in 100 ml solvent, so a 10% solution of NaCl is 10 grams NaCl in 100 ml water. But you need 500 ml, final volume, so 10 g x 5 = 50 g NaCl.

## How do you make a 30% solution?

You want to end up with 100ml of liquid, 30% of which is alcohol. 30% of 100ml is 30/100 100 = 30 ml. Thus you need 30 ml of alcohol and 70 ml of water.

## How do I make a 50% NaCl solution?

50% (w/v) NaCl would be 50 grams in 100 mL of water. 35% ethylene glycol would be 35 mL ethylene glycol + 65 mL water = 100 mL solution, but 35% of that solution is ethylene glycol.

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