# How many ml of 50 percent dextrose solution and how many ml of water are needed to prepare 100ml of 15 percent dextrose solution?

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30 ml 50% dextrose + 70 ml water
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# How many grams of calcium chloride would you add to water for a totoal volume of 500 ml to make a 5 percent solution?

5% of 100 is 5. Therefore; 5% of 500 is 25g.. 5 x 5 = 25 g

# How many grams of calcium chloride would you add to water for a total volume of a 100 ml to make a 5 percent solution?

Take 5 grams of calcium chloride and dissolve it in 100ml of solution to get a 5% solution of calcium chloride. The standard way to make a weight-volume solution is to take grams of the dry substance in 100ml of volume.

# What kind of solution is 5 percent dextrose Hypertonic Hypotonic or isotonic?

Fiver percent dextrose is considered an isotonic solution. However,once it enters the body, it becomes hypotonic. The osmolality ofbody fluids and isotonic solutions are the same.

# How many mg per ml in a twenty percent solution?

a 2.5% solution has 25mg per ml, therefore a 20% solution has 200mg per ml.

# What are indications for using 5 percent dextrose in water?

D5W or Dextrose 5% Water is indicated for:. Rehydration . Provides calories for some metabolic needs (100ml provides 5g dextrose) -- useful in traumas when there's a shock related calorie burn. . By adding carbohydrates, reduces metabolism of proteins for calorie uptake. . May produce diuresis. ( Full Answer )

# How many milliliters of water would you add to 100 ml of 1.0 m hcl to prepare a final solution of 0.25 m hcl?

400 mL. (100 mL)(1.0 M HCl)=(0.25 M HCl)v. v is the volume that you are trying to find.. I believe the answer is 300 ml. as the question is "How much do you add . . .". Total volume is 400 ml; so must add 300ml to the original 100 ml

# How many ml of 0.10 m naoh solution are needed to neutralize 15 ml of 0.20 m h3po4 solution?

90. mL NaOH, remember there are two sig figs in this problem not one, hence the decimal point after the 90.

# To make a 10 percent solution of salt in water how many grams of salt should you dissolve into 100 ml of water?

10% salt solution is the equivalent of adding 100gr salt in a 900 ml (1000ml -100ml) of water. you now have one liter of a 10% solution. . Similarly 10 gr of salt in 90 ml water will give you 100 ml of a 10% salt solution. . However if you must use 100 ml of water you need to add 11 gr of salt to ( Full Answer )

# How many ml of 25percent dextrose and needed to prepare 500 ml of 40percent dextrose if you are to make 40percent dextrose from 25percent dextrose and 60percent dextrose?

My calulation says 286ml of 25% and 214ml of 60%. 286 x .25= 71.50. 214 x .60= 128.40. 250 x .20= 50.00. 250 x .60= 150.00

# What is the pH of a solution prepared by diluting 3.0 ml of 2.5 M HCl to a final volume of 100mL with water?

.003 L HCL * 2.5 moles HCL/1L = .0075 moles HCL .0075 moles HCL/ .1 L HCL = .075 M HCL = .075 M H3O+ pH = -log[H3O+] pH = -log[.075] = 1.12 this of course is not adjusted for activities of the ions in solution, but it would be very close to this value.

# If an iv solution contains 5 percent wv of dextrose how many mg of dextrose is added by intravenous injection of 475 ml of this solution?

23.75 mg of Dextrose is added by intravenous injection of 475 ml of this solution .. wrong! . 5% WV means 5 grams/100ml ; therefore 23.75 grams/475ml; since there's 1000mg/gram . the number of mg dextrose added by IV injection of 475ml = 23750mg !

# What is the color of Dextrose 5 percent in Water IV?

D5W or Dextrose 5% in an IV bag is clear. There should be no discoloration.. If you break open the bag and feel the solution it is sticky and runs like thin syrup.

# How much pure acid should be added to 50 ml of a 10 percent acid solution to give a 50 percent acid solution?

A 50 ml solution that is 10% acid will consist of 5 ml of acid (10% of the volume) and 45 ml of water (90% of the volume). You're not adding any water, but you want to add enough acid to make a solution that is 50% acid and 50% water. You will need to have a total of 45 ml of acid in the mixture to ( Full Answer )

# How many grams of glucose are needed to prepare 400ml of a 5 percent glucose solution?

400 mls would require 40g of glucose for a 10% solution and thus 20g for a 5% solution.

# How many grams of ch3oh must be added to water to prepare 150 ml of a solution that is 2.0 m ch3oh?

take the formula weight for ch3oh...roughly 36multiply by 2, and then multiply that by .15 since molarity is in liters and not in ml like in the problem. answer 10.8 grams ch3oh

# What solution is the 5 percent Dextrose in Lactated Ringer's?

Dextrose is a synonym of D-glucose (also known as grape sugar, corn sugar, and when it's present in blood, blood sugar).In 2013, Dextrose 5 percent in lactated Ringer's injection wasrecalled. This recall stemmed from allegations of the producthaving mold in it.

# How do you prepare a 100ml solution from 1000 micrograms per ml?

So you have to have a milligram for every millilitre.But you have 100ml. Therefore you have to multiply 1mg by 100, toget 100mg. Weigh out 100mg or 0.1g and dissolve it to 100ml.

# How many liters of a 10 percent alcohol solution must be mixed with 90 liters of a 90 percent solution to get a 50 percent solution?

Approximately 219 Liters. My math: 0.5 = (81 + 0.1 x) / (9 + 0.9 x) 0.5 (9 + 0.9 x) = (81 + 0.1 x) / (9 + 0.9 x) * (9 + 0.9 x) 4.5 + 0.45x = 81 + 0.1 x 4.5 + 0.45 x - 4.5 = 81 + 0.1 x -4.5 0.45 x = 76.5 + 0.1 x 0.45 x - 0.1 x = 76.5 + 0.1 x - 0.1 x 0.35 x = 76.5 0.35 x / 0.35 = 76.5 / 0.35 ( Full Answer )

# How many grams of NaOH are needed to prepare 100 ml solution of NaOH 0.1 M?

M = moles/liter 100 ml = 0.1 liter so 0.01 mole NaOH / 0.1 liter = .1 M NaOH you can find how many grams of NaOH in .01 moles by multiplying .01 by the atomic weight of a mole of NaOH, which you can find by adding up the atomic weight of Na, and O, and H.

# What is dextrose solution?

Dextrose solution is a medication in an IV form used to supply water and calories to the body. It is also used as a mixing solution (diluent) for other IV medications

# Find the amount of 14 percent acid solution that should be added to 6 percent acid solution to obtain 50 mL of a 12 percent solution?

Write eqn for weight; x = 14% sol & y = 6% sol which is x + y = 50. Write eqn for solution: .14x + .06y = .12*50 = 6; 2 equations 2 unknowns. Solve: Mult 1st eqn by -.14; now -.14x-.14y = -.14*50 or -7 -.14x-.14y=-7 .14x+.06y=6 0-.08y=-1 or y=12.5 or 12.5mL of 6% solution x+12.5=50 or x=37.5 or 37.5 ( Full Answer )

# How many grams of NaOH are required to prepare 200 ml of a 0.450 M solution?

First you have to find the molar mass of NaOH which is,23+16+1=40g/mol. Then you take 0.450M X 200mL=90 mM. which can be converted to .090moles just move the decimal three decimal places. Then you take youmolar mass which is 40g/mol X .090moles= 3.6grams. (The molescancelled themselves out and your ( Full Answer )

# How do you prepare a 50 percent of NaOH solution?

Dissolve slowly 50 g NaOH in 100 mL water; advertisement: sodium hydroxide solution is dangerous !

# How many liters of a 10 percent alcohol solution must be mixed with 80 liters of a 80 percent solution to get a 50 percent solution?

The following solution is just an approximation, in practical circumstances sufficient to use. The addendum explains why. . x = number of litres (10%) to be added. You have 64 litres of alcohol in your original 80 litres. . 64 + x/10 = (80 + x)/2 . 640 + x = 400 + 5x . 4x = 240 . x = 60 and a ( Full Answer )

# How many Ml of 14.5 M NH3 are needed to prepare 2.00 L of a 1.00 M solution?

M V = M' V' 1M x 2L = 14.5 M x V' V' = 138 mL

# 50 percent dextrose solution and you need a 1 percent dextrose soultion. How do you figure that out?

If the percents given are by weight or mass, this is very straightforward: The ratio between the desired percentage and the initial percentage is 1/50. Therefore, a given mass of initial solution must be diluted to 50 times its original mass to obtain the desired lower concentration, or in other wor ( Full Answer )

# How many grams of CaCl2 are needed to prepare 125 ml of a 1.50 M solution?

Molarity = moles of solute/volume of solution 1.50 M = X Moles/125ml = 187.5 millimoles, which is 0.1875 moles The molar mass of CaCl2 = 110.98 grams 0.1875 moles CaCl2 (110.98g/1mol) = 20.8 grams needed

# How many 150 mg clindamycin capsules are needed to prepare 60 ml of a 1 percent clindamycin solution?

1% 1g in 100ml = 1000mg in 100ml in 60ml ? 100x = 1000 x 60 100x = 60000 x = 60000/100 = 600 150mg ? 600/150 = 4 answer = 4

# How many mL of the 0.5 M NaCl stock solution is needed to prepare 500mL of 0.25 M NaCl solution How much water is needed to dilute the stock solution?

M1V1=M2V2 .5M x ?mL = .25M X 500mL Rearrange it and you get ?mL = (.25M x 500mL) / .5 Which equals 250mL needed of the .5M NaCl.

# How many grams of of NaOH are required to prepare 200 mL of a 0.450 M solution?

Molarity = moles of solute/volume of solution 0.450 M = m/200ml = 90 millimoles, or, what we need; 0.09 moles 0.09 moles NaOH (39.998 grams NaOH/1 mole NaOH) = 3.60 grams of NaOH needed

# How many ml of a 20 percent solution should be added to 50 ml of a 40 percent solution to obtain a 25 percent solution?

150 ml Let x be the volume of 20% solution to add. The amount of "stuff" dissolved in the 20% solution plus the amount in the 40% will equal the amount of "stuff" dissolved in the 25% solution. (0.20)(X) + (0.40)(50 ml) = (0.25)(X+50ml) 0.2X + 20 = 0.25X + 12.5 20 - 12.5 = 0.25X - 0.20X ( Full Answer )

# If you dissolve 5 grams of salt in 100 ml of water what is the concentration of the solution in percent?

Supposed 100 ml water has a mass of 99.8 grams (its density at 20 o C being 998 g/dmÃ‚Â³): Then: 100% * (5 g) / [99.8 g + 5 g] = 4.77 % salt

# How to prepare 2N solution of NaOH in 10 ml of water?

we need 0.8gm NaoH and dissolved in 10 ml of water to make 2N solution of NaoH .

# How many milliliters shoul be added to 100ml of 10 percent stock solution of sodium chloride to prepare a 0.9 percent solution of sodium chloride?

You need to use the equation C1 x Q1 = C2 x Q2. so you just plug in your knowns: 10% x 100 = 0.9% x Q2 so you get 1,000 = 0.9% x Q2 and finally 1,111.1 mL of sodium chloride

# How much of a 37 percent formaldehyde solution should be put into 900 ml of water to make a 10 percent formaledhyde solution?

If the percentages specified are by mass and the 900 ml of water are assumed to be at standard temperature and pressure, this problem can be solved as follows: The 900 ml of water will have a mass of 900 grams. Call the unknown mass of the 37 percent solution to be added m. this will contain 0.37m g ( Full Answer )

# How many grams of CaOH2 are needed to prepare 300.0 mL of a 0.115 M solution?

Molarity = moles of solute/Liters of solution ( 300.0 ml = 0.300 liters ) ( Ca(OH)2 is correct formulation ) 0.115 M Ca(OH)2 = moles Ca(OH)2/0.300 Liters = 0.0345 moles Ca(OH)2 (74.096 grams/1 mole Ca(OH)2) = 2.56 grams of Ca(OH)2 needed

# How many ml should be added to 100ml of a 25 percent solution to get produce a 20 percent solution?

add 25ml more of solution x * 20 = 100 * 25 x = 25

# How many moles of solute are in 50 mL of a 12 M HCl solution?

Molarity = moles of solute/Liters of solution ( 50 ml = 0.05 Liters ) 12 M HCl = moles HCl/0.05 Liters = 0.60 moles HCl

# Should you give a parvo pup lactated ringers or a 5 percent dextrose solution?

You should NEVER rely on animal (or human) health answers on here ! Your most accurate and qualified answer will only come from a certified veterinary practice !

# How many ounces of pure water must be added to 50 ounces at a 15 percent saline solution to make a saline solution that is 10 percent salt?

Add 25 oz of pure water Let X be the volume of pure water to add. Then the total amount of pure water you add plus the total amount of water in the 15% solution will equal the total amount of water in the final 10% solution. So, X + 50*(1-0.15) = (50 + X) * (1-0.10) X + 50*(0.85) = (50 + X)*(0.9 ( Full Answer )

# How many grams of Na2SO4 are needed to prepare 750 ml of a 0.375 M solution?

Let us find moles first. Molarity = moles of solute/Liters of solution ( 750 ml = 0.750 Liters ) 0.375 M Na 2 SO 4 = moles Na 2 SO 4 /0.750 Liters = 0.28125 moles Na 2 SO 4 === 0.28125 moles Na 2 SO 4 (142.05 grams/1 mole Na 2 SO 4 ) = 39.95 grams Na 2 SO 4 needed ------------- ( Full Answer )

# How many ml of 15 percent solution are needed to make 1 gal of 2.5 percent solution?

(X gal)(0.15) = (1 gal)(0.025) 0.15X = 0.025 X = 0.17 gallons (4 quarts/1 gal.)(1 liter/1.06 quarts)(1000 ml/1 liter) = 642 milliliters ====

# How many grams of the compound trinitrotoluene are needed to prepare 250 ml of a 0.100 M solution of the compound?

C 7 H 5 N 3 O 6 . Molarity = moles of solute/Liters of solution (250 ml = 0.25 Liters ) 0.100 M C 7 H 5 N 3 O 6 = X moles/0.25 L = 0.025 moles -------------------------now, 0.025 moles C 7 H 5 N 3 O 6 (227.14 grams/1 mole C 7 H 5 N 3 O 6 ) = 5.68 grams TNT ====a good firecracker!

# How many mL of alcohol are in 240 mL of 95 percent alcohol solution?

95% means 95ml of every 100 is alcohol. So the answer is 228ml (take away 1/20, i.e. 12ml)

# How many milliliters of a 50 percent acid solution and how many milliliters of a 20 percent acid solution must be mixed to produce 36 mL of a 30 percent acid solution?

A nswer:. 12mL of 50% solution and 24mL of 20% solution must be mixed to produce 36mL of a 30% acid solution. Let x = 50% acid solution. y = 20% acid solution. Equations:. x + y = 36mL ----equation (1). 0.5x + 0.2y = 0.3 * 36. 0.5x + 0.2y = 10.8. multiplying by 10. 5x + 2y = 108 ----equatio ( Full Answer )

# How many moles of sodium chloride are needed to prepare 500 mL of a 0.250 M solution?

500ml = 500cm3 = 0.5dm3 0.250M = 0.250mol/dm3 number of moles = molarity x volume number of moles = 0.250mol/dm3 x 0.5dm3 = 0.125mol 0.125mol of NaCl is needed to prepare the required solution.

# How many grams are KCl are required to prepare 250 ml of a 4M solution?

By definition, 1 liter of a 4 M solution must contain 4 moles of the solute. Because solutions are homogeneous mixtures and 250 ml is one quarter of a liter, the amount of KCl required is 1 mole. The gram molar mass* of KCl is 74.55 grams; this is therefore the amount of KCl required.** ____________ ( Full Answer )

# How much water must be added to 40 ml of a 25 percent by weight solution to make a 2 percent by weight solution?

About 80ml of water must be added to 40ml of a 25 percent by weightsolution to make a 2 percent by weight solution.

# How many grams of sugar do you need to make a 3 percent solution in 50 milliliters of water?

1 ml of water has a mass of approx 1 gram so 50 ml = approx 50 grams. Suppose x grams of sugar are required for a 3% (by mass) solution. Therefore, x/(50+x) = 3/100 That is 97x = 150 so that x = 150/97 = 1.546 grams, approx.

# How many grams of Ca-OH-2 are needed to prepare 100 mL of solution of 0.1 M Ca-OH-2?

0.1 M Ca(OH) 2 = 0.1 mol/L = 0.01 mol/100mL = 0.01( mol /100mL) *74.093(g/ mol ) = 0.74 g/100mL Ca(OH) 2