When the salt concentration outside of a cell is very high, will water move into the cell or out of the cell?

Q: The concentration of a solution is decreased by adding water to it. True O False

A: We know that,  The concentration of the solution is given by: Molar concentration =no of moles of…

Q: Fresh seawater is referred to as impure water because it contains * О Охудеn O Aquatic animals O…

A: The solution is given below -

Q: Percent concentration of 40 grams NaOH in 2 liters of solution

A: Given-> Weight of NaOH = 40 gm Volume = 2 L = 2000 ml (1 L = 1000 ml)

Q: For the unbalanced Redox Reaction, H202 + NH4* → H2O + N20, identify the coefficients needed for…

A: The given reaction is: H2O2+NH4+→H2O+N2O Balancing of half reactions: 1)   H2O2→H2O Balancing the O…

Q: Give the structural formula of the ff. compounds. Do not use the bond line structure Indicate the…

A: Given compounds are organic compounds as they contain carbon and hydrogen atoms. We have to draw…

Q: What things have to happen in order for a substance to dissolve?

A: By dissoving one substance in other we obtain solution. The substance which is less in amount or is…

Q: Define the term electromotive?

A: To find: The definition of electromotive

Q: how many grams of solute are contained in 125 mL of 0.0500M solution of NaOh

A: The objective of the question is to find out the amount of solute in grams contained in a given…

Q: ​How many grams of KBr would be required to make 3.0L of 1.5M solution?

A: Volume = 3.0 L Molarity = 1.5 M

Q: most intravenous For injections, great care is taken concentration of the solutions to be injected…

A: The reason for this lies in the principle of osmotic pressure. We know that osmotic pressure (π) =…

Q: What is the main purpose of preparing standard curve for nutrient determination in water? Draw a…

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Q: What are the factors that affect the dissolved oxygen content in water? Explain how they affect…

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Q: For eac the solu SO

A: Four multiple choice questions about solubility concept, which are to be accomplished.

Q: What is meant by the term colligative property?

A: A simple solution is made of two components that is a solute and  a solvent. The substance that is…

Q: What would be the concentration of a solution made by diluting 2.96 mL of 7.1 M HCl solution to 206…

A: Using equation of dilution we can find concentration of solution.

Q: Directions: Click each answer vou want to select You must select all the correct answers. Which of…

A: Molar concentration is a measure of the concentration of a substance, in particular of a solute in a…

Q: Explain how water molecules dissolve salts like sodium chloride.

A: Polarity Polarity arises when shared pair of electrons are unequally distributed between two atoms.…

Q: How will the concentration of ammonia solution in water change when heated?

A:

Q: Which condition(s) will increase the concentration of dissolved oxygen (O2) gas in water?…

A: Henry law. Solubility of gas is directly proportional to the pressure of gas

Q: Calculate the volume (mL) of NaOH needed to prepare 2.5 mol of 0.100 M solution

A:

Q: how many grams of AgNO3 will be needed to prepare 200.0 ml of a 0.200M solution

A: Molarity (M) :-  The number of moles of solute dissolved in one litre (or 1000  mL) of solution is…

Q: List the Effect of Solutes?

A: Solution is made up of two components which are solute and solvent. The one which gets dissolved…

Q: List the Ionic constituents of Seawater?

A: Seawater is a complex mixture of 96.5 percent water, 2.5 percent salts, and smaller amounts of other…

Q: Define water of hydration

A:

Q: Explain why vinegar (CH₃COOH) can dissolve in water but vegetable oil cannot.

A: Water is a polar substance which means it can dissolve only  polar substance it . Or the substance…

Q: Describe how water dissolves a salt

A: The solubility of substances in the solvents depends upon the interactions present in the substance…

Q: Calculate the amount of conc. HCl

A:

Q: Explain briefly Maintenance of water balance and associated disorders?

A: In this question bee have to explain the maintenance of water balance and associated disorders.

Q: Calculate how many grams of HCl does it contain 100 mL of 1M HCl solution.

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Q: Calculate the concentration of each solution in mass percent.  1.05 g NaCl in 160 g H2O

A: The objective of the question is to calculate the concentration of a solution in mass percent. The…

Q: What type of colloid is formed when a liquid is dispersed in a solid?

A: When a liquid is dispersed in a solid, the type of colloid which is formed is Gel.

Q: Fill in the blanks . is the expression of the concentration used if the solute undergoes a chemical…

A: Equilibrium concentration is a measure of the concentration of the species undergoing change in a…

Q: Which of the following solutions would have the lowest freezing point? a. ) 2.0 M aq. C2H6O (a…

A: Depression in freezing point                                                        ∆ Tf= i Kf m…

Q: You want 10.0 L of 1.00 M HCl and have 16.0M HCl. How many liters of HCl would you use to create…

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Q: How many moles of HCl are present in 10.00 mL of a 0.125 M solution?

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Q: From daily life tell how hardness in water effects

A: Hardness of water is defined as amount of soluble salts per parts of millions in water. Some bad…

Q: The molarity and normality of a diprotic acid is the same. True False

A: Normality = n × molarity  n= basicity of acid