The density of a substance is greater in its solid state than in its liquid state? Explain how?

Q: N2(g)+H2(g)→NH3(g)N2(g)+H2(g)→NH3(g) Express your answer as a balanced chemical equation. Identify…

A: In order to get a balanced chemical equation, we need to adjust the coefficients on both the sides.…

Q: List the names of the various changes of state for a pure substance?

A: Pure substances in chemistry are those that consist of only one kind of particles. It can be further…

Q: The temperature at which all molecular motion stops. a. absolute zero b. boiling point c. Boyle's…

A: Absolute Zero- The minimum temperature (that can be theoretically achieved), at which the motion of…

Q: 11. Together, liquids and solids constitute the , phases of matter. A. compressible B. condensed C.…

A: Intermolecular forces refer to the type of interactions which are present in between atoms or…

Q: How many joules are given off when 120 gram of water are cooled from 25 Celsius to -25 Celsius?

A: Heat capacity is defined as the amount of heat energy is required by 1 gram of a substance (matter)…

Q: Ethanol melts at -144°C and boils at 78°C at a constant pressure of 1atm. What state of matter must…

A: The boiling point of a substance is the temperature at which the vapor pressure of the liquid equals…

Q: The state/s of water that exist at 100°C is/are (multiple answers are allowed) (A) Liquid (B) Solid…

A: At 100°C, water remains in equilibrium in liquid and gaseous state.

Q: The melting point is the temperature where a solid becomes liquid. The melting poi of acetone is…

A: State of matter below its melting point is solid and above its melting point is liquid.

Q: 1. Solids, liquids, and gases are the three most commonly accepted phases of matter. Explain the…

A: Mostly all the matter generally found in three states of matter i.e. solid, liquid and gases.

Q: 4. What is a characteristic property of a pure substance? Is the boiling point of a substance a…

A: Pure substances are substances that are made up of only one kind of particles and has a fixed or…

Q: Which of the following describes a substance in the gaseous physical state?(Sec. 3.1) (a) The…

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Q: How many phases does matter have?

A: A matter can have maximum five phases. Which are given below in step 2

Q: Contrast the arrangement of particles in solids and liquids

A: The three different types of matter are solid, liquid and a gas. The major difference between solid,…

Q: The state/s of water that exist at 100°C is/are (multiple answers are allowed) (A Solid B All states…

A: In this question, we will see the state of water at 100°C temperature.  You can see the answer…

Q: Please look at the image 1 for the graph for 1a, b, and c (the one that starts with 20 degrees on…

A: For image 1 : a) The temperature range during which the substance can be found in the liquid state…

Q: Ty + 54 3.1 V. TA

A: Given Information- Boiling point of liquid werewolf blood= 32.0 oA Freezing point of liquid…

Q: Solid lithium reacts with nitrogen gas to produce solid lithium nitride. Express your answer as a…

A: When solid lithium reacts with nitrogen gas to produce solid lithium nitride.i.e Lithium(s) +…

Q: are explained by the classifies phases of matter as States of Matter Kinetic Molecular Theory 3…

A: Anything that has mass and can occupy space is termed as matter. A matter can have different phases…

Q: process represented by the equation C10H8(s) → C10H8(l) is

A: There are various processes by which matter can change its states. From solid ---> liquid.…

Q: Use the diagram below to answer the following question. B D 1 atm 0.5 atm A 150 250 350 T,"C-…

A: Phase diagram: The phase diagram represents the different phases of the substance and the pressure…

Q: с / в A C D F Temperature Drag the correct answer into the correct blank. You will not use all the…

A: Answer:- These questions are answered by using the simple phase diagram in which all three phase…

Q: Calculate the kilocalories needed to melt a 825 gg ice sculpture at 0 ∘C∘C and to warm the liquid to…

A: The amount of kilocalories needed to melt a 825 g ice sculpture is calculated as,

Q: How are q and ΔHrxn different from ΔH°rxn, (remember the definitions and unit)?

A: q is the amount of heat transferred to a system whereas  is used to describe the change in enthalpy.…

Q: 140 120 e 100 80 60 40 20 - 20 26 40 66 80 100 120 Time (min) Answer the following questions for the…

A: The physical state of a substance depends on the temperature of the substance. As we increase the…

Q: A 251.3g sample of water at 5.3 Celsius is taking the freezing 0 Celsius how much energy was…

A: Given, Mass of Water = 251.3 gms = 0.2513 kg Change in Temperature = (0°C - 5.3°C) = (273 K - 278.5…

Q: 1. Which of the following properties pertain to solids only? a. the kinetic energy is sufficient to…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: The boiling point of sulfur is 444.6°C. Sulfur’s melting point is 593°F lower than its boiling…

A:

Q: indicate if the temperature increase or decrease in the following matter changes: from liquid to…

A: 1. from liquid to gas 2. from liquid to solid 3. from gas to liquid 4. from solid to liquid

Q: Aluminum is a useful metal because it can be rolled into thin sheets and bend into different shapes.…

A: All the chemical elements can be broadly divided into metals, metalloids, and nonmetals according to…

Q: The transition of a substance directly from the solid to the gas phase, without passing through the…

A: Here, we need to select which of the given option is correct for the given statement.

Q: In the kinetic theory of matter how does temperature affect the particles? O Lower temperature…

A: kinetic energy is a function of temperature.

Q: 1. In the following heating curve, which segment represents a freezing and melting?

A: Since we know that freezing point is the temperature where liquid state change to solid state  And…

Q: Calculate the amount of heat needed to melt 161. g of solid benzene (C¸H ) and bring it to a…

A: The process of converting solid into liquid is called melting and the temperature at which melting…

Q: uppose 45 g of water at 85 °C is added to 105 g of ice at 0°C. What will be the final temperature of…

A: To determine the final temperature of the mixture and grams of ice that melts on mixing. Given that…

Q: 19. The kinetic molecular theory assumes that particles are not attracted to each other. Which…

A: KTG theory( Kinetic theory of gases) The gas particles have no forces of attraction. The gas…

Q: For a given substance, do you expect the density of the substance in its liquid state to be closer…

A: To find: Whether the density of the substance in its liquid state to be closer to the density in the…

Q: 6. A phase of matter in which its motion of molecules are random, medium speed and limited…

A: Given: A phase of matter in which its motion of molecules are random, medium speed and limited…

Q: B A D Temperature A) solid B) liquid Clgas Pressure

A:

Q: Ice naturally floats on water due to its lower density. If ice did not float on top of water,…

A: if ice did not float life underwater would be impossible it stays on the top and ice slowly gets…

Q: True or false: write true if the statement is correct and write false if it is wrong. A. Average…

A: Average kinetic energy of a gas is directly proportional to the temperature of the gas in kelvin.…

Q: How many joules are given off when 120 grams of water are cooled from 25˚C to -25˚C?

A: Determine heat released when temperature is reduced from 25oC to 0oC water:

Q: Calculate the amount of heat needed to melt 173. g of solid hexane (C,H,4) and bring it to a…

A:

Q: A 255 mL round-bottom flask is weighed and found to have a mass of 114.85 g. A few milliliters of an…

A: We know that, PV = nRT n = PV/RT    Given,  P = pressure = 1 atm  R = 0.0821 l.atm.mol-1.k-1 T =…

Q: Using the picture of the graduated cylinder and its contents, arrange thefollowing in order of…

A: The density of a compound is the ratio of mass to its volume. The unit is gcm3

Q: The force that one object exerts on another object when they rub against each other in opposite…

A: The force that one object exerts on another object when they rub against each other in opposite…

Q: How do the particles move in a liquid?

A: A particles are the small portion of a matter. It can be described as small localized object…

Q: °C and The melting point of a solid is 39.0 °F. Convert it to

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Q: Which state of matter takes the shape of its container and is compressible?

A: There are three states of matter: solid: solid has a definite shape and having a definite volume,…