How many grams of HCl are needed to make 10 uL of a 0.005g/mL acid solution?

Q: How many moles of Na,SO4 are in 100.0 mL of a 0.2500 M solution ? The GFW is 142.07 g. O A. 0.0500…

A: 0.25 M Na2SO4 solution. Molarity = number of moles in 1L of solution So, 0.25 moles of Na2SO4 in 1 L…

Q: How much of a 10x buffer should be added to 900ml of water to make a 1x solution?

A: In this question, we are given with- 1. Concentration of stock solution= 10X 2. Required…

Q: The density of a substance is 3.596 g/ml and has a weight of 32g. What is the volume?

A: Volume is defined as the total space occupied by a substance. Density can be defined as the…

Q: How many ml 2M NaOH would it take to neutralize 20 ml of 0.5M HCI?

A: Given: Concentration of NaOH , M1 = 2 M Volume of NaOH, V1 =? Concentration of HCl, M2 = 0.5 M…

Q: The master formula for preparation of a ganciclovir solution is: Ganciclovir 500 mg injection vial 1…

A: Each vial contains 500 mg of ganciclovir. After 10 mL additions each of the vials gives 50 mg.

Q: What is the Molarity of 10 grams of NaCl dissolved in 3L of solvent?

A: Molarity of the solution is equal to the number of moles of solute present in one liter of solution.…

Q: What is the molarity of a 30% solution of NaCI

A: Let us first define the percentage solution : 30% NaCl solution= 30% w/v solution = 30g/100 ml.Since…

Q: If a pharmacist needs to prepare a bacterial suspension with a concentration of 2.4x10^2 cfu using 1…

A: A colony-forming unit is the number of viable or alive cells in cell suspension that have the…

Q: How many moles of sodium hypochlorite can be prepared from 32.5 g of NaOH?

A: Moles of Sodium hydroxide equals moles of Sodium

Q: Explain how do you prepare a 25-mL solution of 1 mg/mL cholesterol stock?

A: Given Values: Volume = 25 ml Concentration = 1 mg/ml

Q: What is 80.1ml in liquid volume?

A: The volume of an object is defined as the 3-D (three-dimensional space) present within a closed…

Q: Determine the pH for the following solutions.  {H3O+}=2.4x10^-2 M

A: p in pH denotes negative of the logarithm(-log). So pH is negative logarithm of molarity of H pH…

Q: How many grams of NaOH are needed to make 50 mL of a 0.02 g/mL NaOH solution?  How many grams of…

A: Given Values: 1. Volume of NaOH needs to be prepared = 50 ml Concentration of NaOH need to be…

Q: Ammonia-containing window cleaners are considered pH-neutral substances true or false?

A: As chemicals are dissolved in water, the pH level of the mixture is either acidic or basic. pH level…

Q: When conducting a flame test for sodium iodide, is the result positive or negative?

A: An ionic compound is one that is formed between a metal or metalloid and a non-metal. A Flame test…

Q: Convert 12 pints to an equivalent volume in quarts.

A: In USA there's a dry pint and a liquid pint which measure different.Dry pint measures 550.6 ml and a…

Q: What is the relationship betweenpKa and the useful range of a buffer?

A: The strength of an acid in a solution can be expressed in terms of the acid dissociation constant…

Q: Which of the following is not an equivalent to ppm? a.mg/L b.ug/g c.g/ton d.uL/mL x 106

A: The abbreviation of ppm is ‘parts per million'. It is also expressed as milligrams per litre (mg/L).…

Q: Benzalkonium chloride 17% w/v . . . . . qs           Water qs . . . . . . . . . . . . . . . . . . .…

A: Question is related to drug calculation.  Detailed solution in step 2.

Q: What is the mass in grams of 30.50 moles of KBr

A: The molar mass is defined as " It is the addition of all the atomic mass of atoms present in the…

Q: How many grams are in 1 mL for the following solution?   NS _________ this is the whole question

A: NS or Normal saline: It is nothing but a mixture of sodium chloride (NaCl) and water that is…

Q: our patient drank the following liquids for breakfast;220 ml of orange juice,180 ml of milk and 150…

A: Nutrition is a process in which an organism uses food to support its life as food provides energy…

Q: What is the pH of a 0.00550 M solution of HCl?

A: Strong acids completely disassociated into ions in solution but weak acids do not. The pH of the…

Q: How many grams of sodium chloride are needed to make 0.60L of 2.3M sodium chloride solution

A: The concentration of a solution is expressed in molarity. Molarity is defined as the number of moles…

Q: What is the pH of a 0.0032 M solution of NaOH?

A: pH is a scale which is used to specify the acidity or basicity of an aqueous solution. The pH scale…

Q: What is the pH of a 6.7 × 10⁻⁶ M HBr solution?

A: Hydrobromic (HBr) acid is considered a strong acid, which means it gets completely dissolved into an…

Q: How many milliliters of 0.1M aqueous Sodium Hydroxide solution can be prepared from 10 gm ?of Sodium…

A: The molarity (M) is the amount of a substance dissolved in a certain volume of a solution. It is…

Q: you have an order to administer 100 mg of Ceclor to a patient you have a bottle of liquid suspension…

A: Performing drug dsage calculation is an essential skill in health care. Health-care professionals…

Q: If a liquid contains 3 mg of drug in 40 mL, what is the milligram percent of this solution? Round to…

A: Drug calculation is an essential component of drug administration. As Nurses we need to understand…

Q: Given a BSA stock solution of 4mg/mL how would you prepare a 5 mL sample with a final concentration…

A: The following formula is used to find the volume required to prepare a 5 mL sample with a final…

Q: What is the pH of a 0.0025 M solution of HCl?

A: pH is the quantitative measure of the acidity or basicity of aqueous or other liquid solutions. and…

Q: What is the pH of a 5.9 × 10⁻⁶ M HBr solution?

A: Hydrobromic acid, HBr is  an extremely strong acid, one that ionizes completely ionizes completely…

Q: What is the pH of a solution of 100 ml of 0.01 M H3PO4 and 100 ml of 0.01 M Na3PO4?

A: A buffer is an aqueous solution containing a weak acid and its conjugate base or a weak base and its…

Q: How would you classify a patient with the following laboratory values? Cr 0.9 mg/dl, BUN 51 mg/dl.,…

A: In azotemia, BUN, creatinine in blood and other secondary waste products are increased in body.…

Q: A 35 mL of solution of hydrochloric acid is neutralized by 15 mL of 0.5 M potassium hydroxide. What…

A: Hydrochloric acid is the strongest base that will react with potassium hydroxide to produce water…

Q: If 0.752 moles of (NH3OH)Cl is dissolved in 1 L of water what is the pH of the solution?

A: pH is considered the scale used to determine the acidity or basicity of a solution. It is…

Q: It takes 175ml of 0.75 M H2SO4   to completely neutralize 285 ml of NaOH.  What is the concentration…

A: Neutralization is a chemical reaction in which acid and a base react quantitatively with each other.

Q: A 523.1-mg sample of impure KBr is treated with excess AgNO3 and 814.5 mg AgBr (187.774 g/mol) is…

A: Reaction between KBr and AgNO3 given as: KBr + AgNO3 --> KNO3 + AgBr

Q: What is the total anion concentration (in mEq/L) of a solution that contains 5.0 mEq/L Na+ , 12.0…

A: Introduction: The ionic concentration is the mole ratio between the dissolved substance and the…

Q: How many moles of HCl are there in 75.0 mL of 0.160 M HCl?

A: Molarity can be stated as the soluble moles of solute, which is dissolved per liter of solution.

Q: What is the pH of a buffer prepared by adding 30.0 mL of 0.25 M acetic acid (CH₂COOH) (K. = 1.7 x…

A: The pH of a buffer prepared by adding 30.0 mL of 0.25 M acetic acid to 125.0 mL of 0.15 M sodium…

Q: what is the milliequivalent weight of sodium lauryl sulfate

A: Sodium lauryl sulfate (SLS), or sodium dodecyl sulfate, is an anionic surfactant. It is commonly…

Q: In order to make a solution of the concentration 0.364 M, what mass of NaCl should be dissolved in…

A: The number of moles of a solute dissolved in one liter of solution is called molarity.

Q: what is the is the dilution factor when  you add 2 mL ssample of 8 mL diluent?

A: Dilution is a process of changing the concentration of the solution by addition of solvent, which is…

Q: What is the pH of an aqueous solution with {H3O+} = 6x10-12

A: pH is logarithm of the reciprocal of the H+  or H3O+ ion concentration in a solution that is…

Q: If skin cleaning solution is to be diluted 1 teaspoon to 64 ounces of water, how much water would…

A: GivenOne teaspoon of skin cleaning solution is diluted to 64 ounces of water.To findWater needed to…

Q: The pOH of a basic solution is 3.75. What is [H⁺]?

A: pH= 14-pOH =>pH= 14-3.75= 10.25 The [H+] ion concentration is inversely proportional to its pH.…

Q: 950 mL of 1X CuSO₄ * 5H₂O solution from 25X CuSO₄ * 5H₂O solution

A: Given Values: Stock solution = 25 X CuSO4 . 5H2O Final Solution = 1 X CuSO4 . 5H2O Volume = 950 mL