A mixture of copper and tin, commonly called bronze is a homogeneous mixture or a ____________ solution.

Q: normality of the solution having a density of 1.90 g/cc and is 15% m/m sulfuric acid. 2.0982 M,…

A: Molarity(M) is No. of moles of solute per Litre of the solution. M=nV Normality(N) is grams…

Q: Solution A contains 20 g of sodium chloride, NaCl, dissolved in 200 mL of water. Solution B has 40 g…

A: Solute is the salt or any other compound which is dissolved in the solvent. Solute and solvent yield…

Q: Calculate the freezing and boiling point of a solution containing 10.0g of naphthalene (C10H3) in…

A:

Q: What phase occurs when a drop of mercury on the lab bench disappears over time?

A: Mercury atoms have 80 electrons and 80 protons with 122 neutrons in the most abundant isotope. Under…

Q: 2 It is a type of solution with low concentrations ? Select one: a. concentrated b. unsaturated…

A: Type of solutions: a) Concentrated solution : the  solution having higher concentration of solutes…

Q: Compute the boiling point elevation of a salt water solution that contains 2.35 g of NaCl dissolved…

A: Elevation in boiling point of a solution containing non-volatile solute is:

Q: Mixtures of liquids whose boiling points are similar (separated by less than 70 °C) require…

A: Given that : We have to identify the distillation method used to separate the mixture of liquids…

Q: If you touch the sides of a beaker containing NaOH being dissolved, will it feel warm or cold to…

A: There are two types of reaction involving heat exchange- 1. Exothermic Reactions 2. Endothermic…

Q: Compute the boiling point elevation of a salt water solution that contains 3.35 g of NaCl dissolved…

A: The elevation in boiling point is expressed as:

Q: Describe an experiment that would enable you to determine the mass (g) of solids suspended in a 1-L…

A: There are two types of solid particles that are found when we dissolve the solid in water. The…

Q: What determines that a homogeneous solution will form? Identify the steps in the process that…

A: When solute and solvent molecules experience same type of intermolecular forces they form solution…

Q: the soda pop in a can of carbonated beverage. classification of matter

A: Soda pop is a sweet drink.

Q: A sample of salt water will freeze at a higher temperature than a sample of pure water. O True False

A: The freezing point of pure water depends on the surface of the solution or solvent.

Q: 2³ solve the following show complete solution.

A: Fff

Q: A. The concentration of LiCl solution is 150 ppm. What will be the mass taken to prepare 250 mL…

A: Given, Note: 1 ppm = 1 mg/L 1000 mL = 1 L Concentration of LiCl solution = 150 ppm = 150 mg/L Volume…

Q: lower than the freezing point of the original liquid. Is the original liquid pure o a mixture?…

A: The depression in freeing point of a solution is a colligative property. The freezing point of a…

Q: Give the physical properties of a water from a faucet

A: Physical properties are the properties which are used to represent the state of the system. These…

Q: What will happen when cold water with higher density mixes with warm water?

A: When a molecule is cooled, then the particles will move slowly since it's kinetic energy is low. As…

Q: For any given mixture of two miscible liquids, which component of the mixture will be present in the…

A: Certain properties that could relate the vapor pressure of volatile liquids/volatile liquid mixtures…

Q: True or false.  An alloy, such as brass is an example of a solution in the solid state?

A: The homogenous mixture of two or more substant is known as a solution.

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: How much table salt should be added to 300 g water to lower its freezing point to -2.00°C? Follow…

A: Given, Mass of water = 300 g = 0.3 Kg Freezing point of solution (Tf(solution)) = -2.00 °C Amount…

Q: Some laboratory procedures involving oxygen-sensitive reactants or products call for using water…

A: Dissolved oxygen is always present in water.

Q: Miscible liquids from homogeneous mixture when added together. is Toluene miscible with water?, or…

A: The solubility of a solute in a solvent depends upon the intermolecular forces of attraction between…

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: Choose the correct description of the meaning of the expression "collecting a gas over water". A. A…

A: In many chemical reactions, the product is a gaseous product and the amount of the gaseous product…

Q: A certain liquid X has a normal freezing point of 2.50 °C and a freezing point depression constant…

A: Molality of the solution si calculated as follows,                 Molality of 32.g of sodium…

Q: Ice cubes from a freezer have a temperature of about -12°C (10°F), which is cold enough, but contact…

A: Det Tf=i ×Kf×m ion ,i for Nacl-->Na+ +Cl- i=2

Q: What mass in grams of NaCl would need to be added to 2551 g of water to increase the boiling…

A:

Q: ter bath properly carried

A: The laboratory equipment which is used to incubate samples for some period of time is water bath. It…

Q: 4 ounces of 80 proof liquor is equilvaent to how many standard drinks?

A: Given,4 ounces of 80 proof liquor

Q: Compute the boiling point elevation of a salt water solution that contains 3.80 g of NaCl dissolved…

A:

Q: In AAS, which of the following terms descrive a process on how a liquid sample is converted into…

A:

Q: Determine the % water content of the popcorn kernels. Show complete solution.

A: The % water content present in the popcorn kernels need to be calculated, the complete data of 20…

Q: Is there a difference between the melting point and the freezing point of a pure substance in a…

A: Melting point is the temperature at which a solid substance gets converted into its liquid state at…

Q: Name three (3) important uses of solution.

A: Solution: A solution consists of solute and solvent or a solution is a mixture of two or more…

Q: Miscible liquids form a homogeneous mixture when added together. Is toluene miscible with water?…

A: The rule is Like dissolve like.

Q: A bottle of vodka labeled "90 proof" contains 45% (v/v) ethanol in water. How many mL of ethanol are…

A: 45%(v/v) means for 100mL of solution , there is 45 mL of ethanol

Q: When is the water the densest, as solid or a liquid? Explain your answer. Explain why this property…

A: Water is densest as a liquid. This is because the solid water (ice) have large amount of space…

Q: As the temperature goes up, solids and gasses dissolve more easily into liquids.  True or False

A: True

Q: Pure substance and solution differences and similarities

A: For any query please ask in comment box thanku

Q: As a pot of salt water boils, the water evaporates, leaving behind the salt. Therefore, as the water…

A: This question is based on colligative property, elevation in boiling point derived from Raoult's…

Q: A 250 mL solution was prepared by dissolving 10.00 g of Na2CO3 (MW= 105.99 g/mol) in water. The…

A: Mass of Na2CO3 = 10 g Volume of Solution = 250 mL  Density of solution = 1.20 g/ml Mass of solution…

Q: Explain why air is classified as a solution and oxygen is classified as a pure substance.

A: Yes air is not a pure substance but it is a solution because A pure substance is one which has same…

Q: A certain liquid X has a normal boiling point of 92.90°C and a boiling point elevation constant…

A: We have normal boiling point as 92.9 degree Celsius, Kb as 2.15 °C/m . KBr 30 g is dissolved in 800…

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: Compute the boiling point elevation of a salt water solution that contains 3.90 g of NaCl dissolved…

A: The equation required to calculate the boiling point elevation is shown below, Calculate the moles…

Q: A certain liquid X has a normal boiling point of 147.30°C and a boiling point elevation constant…

A: When a solute is dissolved in the water, the vapor pressure of the solution is lower than the pure…