How many Na+ ions are in a mole of Na2SO4? How many SO4 2-ions?
Q: How many milliliters of Children’s Motrin (100 mg of ibuprofen per 5 mL) are needed to give a child…
A: Given : 100 mg Ibuprofen : In 5 ml children's motrin
Q: Of a 10%6 SDS solution in H20. The combined final solution would be 0.5M NaC1 and 1% SDS. If you are…
A: Molality is never equal to molarity. But the difference becomes lesser as the solutions become more…
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: For the following, calculate pka, and pka, of 1 Glycine, determine the 2 buffering regions, and…
A: Glycine is an amino acid with H-atom as the side chain. The isoelectric point of a amino acid (pI)…
Q: How many g of NaCl are in 2.5L of D50WNSS?
A: Drug calculation is an essential part of medication administration among nurses .As Nurses, we need…
Q: How would you dilute 0.1 M boric acid in 1:10 ratio to 0.01M?
A: Given Values: Initial Conc. of boric acid = 0.1 M Final Conc. of boric acid = 0.01 M Dilution = 110…
Q: How many grams is one mole of potassium chloride KCI?
A: Moles : unit of concentration Mole concept is used to convert mass and number of particles. 1 mole…
Q: How many milliliters of Children’s Motrin (100 mg of ibuprofen per 5 mL) are needed to give a child…
A: Ibuprofen is a medication in the non-steroidal anti-inflammatory drug (NSAID) that is used to treat…
Q: Write a net ionic equation that shows how this buffer neutralizes added acid (HCl).
A: Introduction Buffer is the solution with the ability to resist the addition of strong acid or base…
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: Calculate the amount of dextrose and sodium chloride in 750 mL of D5NS.
A: DSNS solution is Dextrose Sodium Chloride Solution. 5% Dextrose and 4.5% Sodium Chloride is normally…
Q: The pH of human blood is buffered at 7.35 to 7.45. If the [OH-] of the blood sample is 6.3x10-6,…
A: Appropriate pH levels in and around living organisms and cells are essential for life on Earth. A pH…
Q: What is the pH of the buffer 0.17 M Na2HPO4/0.25 M KH2PO4?
A: Buffer is the mixture of strong acid and salt of that acid (base). If we add either strong acids or…
Q: How many mL of 0.254 M NaOH are needed to fully react with 37.50 mL of 0.358 M H2SO4?
A: Concentration of the NaOH = 0.254 M Conc. of H2SO4 solution = 0.358 M or conc. of [H+]=2×0.358 M…
Q: The principal component of many kidney stones is calcium oxalate, CaC2O4 . A kidney stone recovered…
A: A Kidney stone is the hard and crystalline solid material made of inorganic ions which gets…
Q: Write the formulas of potassium salicylate and disodium oxalate (refer to Table 17.1).
A: A chemical compound is a chemical compound which is composed of many identical molecules that…
Q: Given the balanced equation, Na2SO4(aq) + BaCl2(aq) → 2 NaCl(aq) + BaSO4(s), how many moles of BaCl2…
A: Balanced equation: Na2SO4+ BaCl2------> 2NaCl + BaSO4
Q: What is th normal concentration of HCO3- anion in the intracellular fluid? a. 24mEq/L b. 142mEq/L…
A: INTRODUCTION Intracellular Fluid (ICF) - fluid found within the cells (cytoplasm, nucleoplasm)…
Q: What is 10.2ml in liquid volume?
A: When measuring the volume of a liquid, sometimes referred to as capacity, the units litres (L) and…
Q: Calculate the molar mass of each of the following compounds:(a) Calcium carbonate, CaCO3 (b) Urea,…
A: Molar mass is defined as the mass of a substance in grams of 1 mole. It is calculated by summing all…
Q: Carbon dioxide is dissolved in blood (pH 7.4) to form a mixture of carbonicacid and bicarbonate.…
A: The mixture is consist of carbonic acid (H2CO3) and bicarbonate ion (HCO3-). This represents a…
Q: At what pressure in atm does ethane (C₂H₆) have a density of 37.2 g/L at 75.0 °C?
A: The pressure of the ethane gas can be calculated by the ideal gas equation. PV = nRT Number of moles…
Q: Find the number of moles for acetylsalicylic acid when the mass is 5.08g.
A: Also known as Aspirin, acetylsalicylic acid (ASA) is a usually a drug used for the treatment of pain…
Q: What ions turns litmus red? What ions turns litmus blue?
A: Litmus is defined as a combination of different dyes that are water soluble and are extracted from…
Q: Determine the molar mass of Mg(OH)₂. Provide an answer to two decimal places.
A: Molar mass is calculated with the help of atomic masses.
Q: Does the ph of NaOH increase, decrease, or have no change when added to water?
A: The term pH refers to the hydrogen potential. It decides whether a solution is acidic or basic. The…
Q: What is the steady-state accumulation of mercury in a person who eats 500 g of tuna daily that…
A: Carbohydrates, lipids, proteins, vitamins, minerals, water, and a variety of other components make…
Q: If 5.0 g of calcium hydroxide are needed, how many moles of magnesium hydroxide would be produced?…
A: 1.27 Moles of Mg(OH)2 are produced from 1 mole of Ca(OH)2.
Q: How many grams is one mole of potassium phosphate K2HPO4 is?
A: MOLE is the unit of measurement for amount of substance in the International System of Units. A mole…
Q: Mixing 50.0 mL of 0.200 M Na2HPO4 with 50.0 mL of 0.120 M HCI results in a buffer solution composed…
A: HCl is a strong acid. It is highly corrosive
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: Normal blood contains 3 mEq/L of Mg2+. How many milligrams of Mg2+ are present in 150.0 mL of blood?
A: Magnesium is an essential ion of the blood. Its deficiency leads to health conditions such as muscle…
Q: What is the volume of 1g of water?
A: The questions ask to calculate the volume of 1g of water.The volume of some object or substance is…
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 milliequivalent weight of sodium lauryl sulfate
A: Sodium lauryl sulfate (SLS), or sodium dodecyl sulfate, is an anionic surfactant. It is commonly…
Q: How do you think fluorocitrate can be formed?
A: Fluorocitrate is the fluorinated carboxylate ion that is derived from citric acid by substitution of…
Q: How would you convert the density of Titanium from kg/m3 to g/ml? Density of Titanium = 4507 kg/m3
A: Density of Titanium =4507 kg/m3 The conversion of kilogram per cubic meter to gram per milliliter.…
Q: A sample of 0.6760 g of an unknown compound containing barium ions (Ba2+) is dissolved in water and…
A: The chemical reaction between barium ions and sodium sulfate is: Ba2++Na2SO4→2Na++BaSO4
Q: Does 30% NaCl (MW=58.44g/mol,ionic) have the same, increased, or decreased osmotic pressure as 30%…
A:
Q: It is estimated that an adult with an average daily diet has a sodium chloride intake of 15 g per…
A: Sodium chloride is an integral part of the daily diet. The body requires up to 2.3 g of sodium…
Q: Calculate the mass of a liquid with a density of 3.2 g/mL and a volume of 25 mL
A: The amount of matter present in a substance is defined as its mass. It is independent of its…
Q: Nitric acid can be produced by the reaction of gaseous nitrogen dioxide with water. 3 NO2(g) +…
A: Nitric acid is a nitrogen oxoacid of formula HNO3 in which the nitrogen atom is bonded to a hydroxy…
Q: How many liters of a 7 M NaOH stock solution would you need to make 780 mL of a 153 mM NaOH…
A: Molarity is defined as the number of moles of solute present in a liter of solution. Molarity =…
Q: How would you dilute 0.1 M boric acid in 1:10 ratioto 0.01M?
A: The concentration of a substance in solution is the abundance of a constituent divided by the total…
Q: What volume in liters would 20.0 moles of sulfur dioxide occupy at 75.3 °C with a pressure of 2.40…
A: Moles of sulfur dioxide (n) = 20 moles Temperature (T) = 75.3 + 273 = 348.3 K Pressure (P) = 2.40…
How many Na+ ions are in a mole of Na2SO4? How many SO4 2-ions?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- What is the molarity of a NaOH solution if 48.0 mLneutralizes 35.0 mL of 0.144 M H2SO4?It takes 175ml of 0.75 M H2SO4 to completely neutralize 285 ml of NaOH. What is the concentration of the NaOH solution?What is th normal concentration of HCO3- anion in the intracellular fluid?a. 24mEq/L b. 142mEq/L c. 12 mEq/L d. 200 mg/dl