How many grams of NaCl would you need to add to 1.5 L of water to make 26 mM NaCl?

Q: How many grams of sucrose would you add to water to make a total of 1.3 L of 12% solution(mass per…

A: We nee to make 12% M/V solution So, solution of the solution is 1L =1000mL 12=mass of sucroseVolume…

Q: Round off your answers in four decimal places. Use whole numbers for the molecular weights. 3.…

A: Given: Mass of glucose= 80 g The volume of the solution= 1.00 L To find: Molarity of the solution…

Q: What are the two processes involved in distillation?

A:

Q: You are given .250 L of 12 M solution of CsOH. What would be the new volume of the solution if its…

A: The product of concentration and volume term before and after dilution remains the same, and…

Q: The concentration of sodium chloride in seawater is approximately 0.481 M NaCl.  How many grams of…

A: The molarity of a solution represents the number of mol of solute present in 1 L of the solution.…

Q: List the main steps involved in treating water for domestic uses?

A: To find: The main steps involved in treating water for domestic uses.

Q: CuSO4— 5H2O  NiCl2— 6H2O    MgSO4— 7H2O        What is the average percent of water in the…

A:

Q: What will be the number of moles of water in 1 L volume of water?

A: In this question, we have to find out the correct answer of given problem by the help of Mole…

Q: What mass in grams of dextrose is required to prepare 4.224 L of D51/4NS solution?

A: Given that : We have to calculate the mass of dextrose required to prepare 4.224 L of D51/4NS…

Q: What mass of ocean water in grams contains 50.8 g of NaCl?

A: Given :- % w/w = 3.4 %                mass of NaCl (solute) = 50.8 g  To calculate :- mass of ocean…

Q: Which solution is placed inside the buret? NaOH O vinegar O water OKHP

A: Which solution is placed inside the buret?

Q: 5. What are the properties of water that make it important for life? The substances that we are…

A: Water has many properties that makes it important part of life like universal solvent, high heat…

Q: How are excess solutions treated prior to disposal (what happens to the solutions collected in the…

A: Marine life is adversely affected by low or very high pH values. Below pH 5, most fish are unable to…

Q: 1. How much water should be added to a 15 gallon solution of 35% hydrogen peroxide to create an 8%…

A: Initial volume and initial concentration of H2O2 is given, for which final volume and volume of…

Q: Why does distilled water not conduct electricity, whereas rain water does?

A: Given: Distilled water does not conduct electricity whereas rain water does conduct.

Q: How many grams of glucose (C6H12O6, 180.16 g/mol) would be required to prepare 2.50 L of a 0.278 M…

A: The number of moles of glucose can be calculated as follows-

Q: How many grams of NaCl are contained in 0.50 L of a 1.20 M solution?

A: The molar concentration is a measure of the concentration in a solution of a chemical species, in…

Q: Name and describe three (3) ways of making water safe for drinking?

A: Purification of water or softening of water

Q: _____4. The ff can be used for boiling a solution of salt, EXCEPT a) beaker b) Bunsen burner c)…

A: Analytical chemistry is branch of chemistry which is used to separate, identify, and quantify…

Q: How much water (in mL) would 1 square centimeter contain? O 2 O 3 O 4

A: According to standard units , 1 centimetre cube of the substance is equal to  = 1 ml

Q: Calculate the heat energy in kcal evolved as 7.58 L of water freezes at 0.0°C.

A: We will calculate heat in Kcal

Q: What is the percent of water in Na2SO4 10H₂O?

A: Solution  The %H2O in Na2SO4.10H2O is 55.9%

Q: Whats the mass of KIO3 that will consume 25 ml of .1 M Na2S2O3?

A: The mass of KIO3 that will consume 25 ml of .1 M Na2S2O3, it is to be calculated. Given: Volume of…

Q: What do you already do to use less water and pollute water less ?

A: What I do to save and not pollute water: Use less plastic. Carry out rain water harvesting. Do not…

Q: How many moles of NaOH are present in 20.5 mL of 0.210 M NAOH? moles:

A: Molarity of a solution is given by,       molarity = moles of solutevolume of solution (in L)moles…

Q: How many moles of HBr are present in 0.161 L of a 1.49 M solution?

A: Given : concentration of HBr = 1.49 M And volume of solution = 0.161 L

Q: How many grams of hydrochloric acid are contained in 2.00 L of 0.500 N solution?

A: Given : Normality of hydrochloric acid i.e HCl = 0.500 N And volume of solution = 2.00 L

Q: How many moles of NaOH are present in 26.5 mL of 0.320 M NAOH? moles:

A:

Q: Sea water contains roughly 28.0 g of NaCl per liter. How many moles of salt is in 2.5 L of water

A: Given,  Sea water contains 28.0 g of NaCl per liter Number of moles = mass/molar mass

Q: How many milliliters of pure hydrogen peroxide would you use to make one liter of a 20% hydrogen…

A: The volume of solute in milliliter present in 100 mL solution is known as the volume percent…

Q: If you make 250 mL of a 20X stock solution on NaCl, how many grams of NaCl would you need in how…

A: Introduction To make a stock solution, weigh out the proper amount of a pure solid or measure out…

Q: How many grams of NaOH will be used to prduce 350 grams of water?

A: Given equation is                                         2 NaOH      +       H2S…

Q: How many grams of NaCl are contained in 22 g of a 2.5% w/w NaCl solution?

A:

Q: Question 3 Which of the following would have a hydration shell in water? Na+ CI- Ва++ Sr++ All of…

A:

Q: What applications does water potentially have based on its chemical and physical properties?

A: Properties of water:(i) Water is a transparent, colourless, odourless and tasteless liquid.(ii) It…

Q: Whats the mass of KIO3 that will consume 350 ml of .1 M Na2S2O3?

A: Molarity is a term used for concentration which shows the moles of solute dissolved per liters of…

Q: How many grams of NaCl are contained in 0.250 L of a 5.30-M solution?

A: The given data contains, Volume = 0.250 L. Molarity = 5.30 M Molar mass of NaCl= 58.44 g/mol

Q: How many L of a 7.2 M stock solution would you need to make 1,860 mL of a 1.2 M solution?

A: According to volumetric principle

Q: IS WATER A MATTER? WHY?

A: Given, IS WATER A MATTER? WHY?

Q: Which method would you use to determine water content in packaging material, pharmaceuticals and…

A: Karl Fischer method

Q: Can you use evaporation to separate the components of coca-cola? Explain in 2-3 sentences.

A: Evaporation technique is used for separation of liquids by converting them into gaseous form.

Q: How many quarts of water must be added to 7 qt of an 80% antifreeze solution to make a 70%…

A: Interpretation- To determine how many quarts of water must be added to 7 qt of an 80% antifreeze…

Q: 3) Explain the difference between the covalent bonds and the hydrogen bonds in water.

A: To explain the difference between the covalent bond and the hydrogen bond in the water.

Q: How much water would 29.21 grams of an insoluble sample with a density of 4.35 g/mL displace ?

A: Given information: Density is 4.35 g/mL Mass is 29.21 grams

Q: What mass of MgF2 would be found in 2.00 L of 0.440 M MgF2?

A: Molarity = no. Of moles/volume(L)

Q: How many moles of NaOH are present in 19.5 mL of 0.120 M NaOH?   Moles=

A: The question is about to calculate the Number of Moles of NaOH -

Q: Sample of water at 80.0°C to form a saturated solution. Using the information on Table B, determine…

A: Given 100g of water  Specific heat of water = 4.18J/gK = 4.18J/g°C  We have to calculate heat…

Q: Sketch a diagram of a water molecule and indicate the ends that bear partial positive and negative…

A: If two charges are taken that are equal and opposite in nature and are separated and kept at a…