How much water should you add?

Q: the volume of 5.00 M KBr needed to have 1.00 mol KBr

A: Given data,   Molarity of KBr = 5.00 M = 5.00 mol/L Number of moles of KBr = 1.00 mol

Q: alcohol

A: Dear student I have given answer to your question in the image format.

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

A: Given, the mass of the insoluble sample = 29.21 g The density of the sample = 4.35 g/mL We have to…

Q: What is the importance of water analysis?

A: Given importance of water analysis

Q: Identify different ways to dilute. Learn how to solve a dilution problem

A: Ways to dilute

Q: Concentration units

A: Please find your solution below : Concentration of a solution is defined as the amount of solute…

Q: What is the solute and solvent of air samples?

A: shfoisjfd

Q: Question 18 For Determining the Molar Mass of a Volatile Liquid (n-mass/MM, PV=nRT) Answer 2 out of…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: Molarity solution

A: Answer: (D) It is defined as no.of moles of solute present in one litre solution .  Units: mol/L…

Q: How much 95% alcohol is needed to prepare 475ml of 80% alcohol?

A: Given: Concentration of stock alcohol solution = 95 % Concentration of final solution required = 80…

Q: astronauts on the International Space Station are staying​ healthy, so they have them routinely test…

A:

Q: What would happen if calcium carbonate disappeared in the ocean?

A: Carbondioxide is passed through lime water, it turns milky due to the formation of calcium carbonate…

Q: What is the mass of 5 ul distilled water?

A: Since you have posted multiple questions, as per our company guidelines we are supposed to answer…

Q: b) How can you determine chloride content in a waste water sample?

A: Chloride content in waste water can be determined by Mohr's method.

Q: Describe the nature of nonpolar and polar covalent bonds, ionic bonds, and hydrogen bonds. Why are…

A: Chemical bond results when there is positive interaction between the species. The species can be…

Q: Charle's Law A sample of Nitrogen occupies a volume of 250 ml at 25˚C. What volume will it occupy…

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: ach Pareactant will be needed

A:

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: 11. What is the formula used for dilutions?

A: Dilution is a process of adding deionised water to decrease the concentration of given solution.

Q: What mass ( in g ) of NaCl is needed to make 230 g of a 13.5% NaCl solution? Report your answer to 2…

A:

Q: What is the equivalent weight of zinc oxide?

A:

Q: What does decomposing of pure water into its constituent elements indicate?

A: In decomposition reaction single compound is broken down into two or more simpler substances.…

Q: What percent of water is in the  compound barium chloride dihydrate?

A: To Calculate: Percent of water is in the  compound barium chloride dihydrate.

Q: How many moles of NaOH are present in 13.0 mL of 0.200 M NaOH?   moles:?

A:

Q: concentration

A: According to the question, a chemist adds 425.0 mL of a 34.5 g/dL sodium hyposulfate (Na₂S₂O3 )…

Q: if a solution containing 3.4 g of potassium chloride in 140 mL of solution is what percent…

A:

Q: What are two examples of hydrated compounds? What is there chemical formula?

A: Hydrate compounds: Compounds that have definite ratio of water molecule as an integral part of the…

Q: Coefficients in the balanced equation give a mole ratio that allows the needed amount of NaBH4 to be…

A: Reaction between NaBH4 to form B2H6 is given as,2NaBH4+I2→B2H6+2NaI+H2

Q: How much water is in the chemical compound magnesium sulfate heptahydrate?

A: The formula of magnesium sulfate heptahydrate is MgSO4 x 7 H2O  Hence the molar mass of magnesium…

Q: How to separate potassium nitrate and sodium chloride solution?

A: The separate potassium nitrate and sodium chloride solution is done by fractional crystallization…

Q: convert 20 mL of Cyclohexanol to grams Convert 5 mL of 85% phosphoric acid to grams

A: Given Volume of Cyclohexanol = 20 mLgrams of Cyclohexanol = to be determined

Q: In the laboratory you are asked to make a 0.350 m aluminum nitrate solution using 18.1 grams of…

A: Molality of aluminium nitrate = 0.35 m Mass of aluminium nitrate = 18.1 g Number of moles of…

Q: - Key Question: What is desalination, and why is it important? with water (Figure 1). You

A: Desalination is the removal of salt from seawater. This produces clean drinking water and is…

Q: What are the concentrations of chemicals interest to water treatment and potable water supply…

A: The process in which the quality of water improves to make it a appropriate use is known as water…

Q: Calculate the volume of 0.500 M KBr solution that would contain 0.0333 g of KBr.

A: Given : concentration of KBr = 0.500 M Mass of KBr = 0.0333 g Molar mass of KBr = Atomic mass of K +…

Q: Based on this. What was the percentage by mass of water in the sample?

A: Given sample is = MgSO4·7H2OMolar mass of  MgSO4·7H2OMgSO4·7H2O =  24 + 32 + 16×4 + 72+16…

Q: What happens when soda bottles is open?

A: Carbonated drinks are defined as drinks that contain dissolved carbon dioxide in it. It's a soft…

Q: What is “dilution”?

A:

Q: Calculate the percentage of sweetener by adding 20 ml of methyl alcohol to 150 ml of water. What is…

A: Given,  20 ml of methyl alcohol is added to 150 ml of water.

Q: ne solubility

A:

Q: Label the following processes as exothermic or endothermic: breaking solvent–solvent interactions to…

A: The given statement is exothermic or endothermic has to be given.

Q: What percent of water is in the compound calcium sulfate dihydrate?

A: The formula of calcium sulfate dihydrate is CaSO4 x 2H2O Hence the molar mass of calcium sulfate…

Q: What is the principle behind when flour, butter and water is combined?

A: Concept - Here the principle that is working is hydration process.  A hydration reaction is a…

Q: what is the mass of a hydrated salt?

A: Hydrated salt: It is an ionic compound in which a number of water molecules are attracted by the…

Q: percent by volume

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How many milliliters of a 20% magnesium sulfate solution will contain 40 grams of the solute…

A: 20% solution represents that 100 ml of magnesium sulfate solution contains 20gm magnesium sulfate.…

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: you dissolve sugar in water and then try to run an electric current through it, what will happen? *…

A: An electrolyte is the substance that breaks up into ions when dissolved in water. A non electrolyte…

Q: Differentiate volumetric solution and test solution

A: Both the type of solutions can be prepared in Chemistry laboratory.