At one atmosphere pressure, mercury solidifies at -38.0 oF. Express this temperature in degrees Celcius and Kelvin.

Q: the few point temperature

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Q: Calculate the volume of the sample ar constont

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Q: What is the State of Water (solid, liquid, gas) at the following temperatures?

A: Any Substance has different physical states at different temperatures. Water has different physical…

Q: the pressure of the gas?

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Q: What are the values for standard temperature and pressure (STP) in units of °C and mm Hg? °C and mm…

A: Given : We have to tell the temperature and pressure at STP.

Q: Which of the following are observed general properties of liquids? (a) fixed volume (b) mix…

A: The general properties of liquids has to be predicted.

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

A: The mass of the substance divided by the volume of the substance is equal to the density of the…

Q: the density of hydrogen sulfide (H,S) at STP. Enter your answer in the provided box. L at STP

A: At STP Pressure(P) = 1atm Temperature(T) = 273 K Molar mass of H2S (M)= 34g/mol

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: I" * Critically discus the term " Heating"

A: A question about the term heating, which is to be accomplished.

Q: Examine the statement.  Liquid water has a constant density. Do you agree or disagree with this…

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Q: The gap between two panes of glass is filled with what?

A: Noble gases are the elements of group-18 of the periodic table. They are placed in group-18 of the…

Q: At which temperature does water have its greatest density?

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Q: . The curves do not need to be to sca differences between the three cases. aragraph that describes…

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Q: Why are some substances gases, some liquids, and others solids?

A: Matter : Matter is anything which occupies space and it has mass. A phase is that form of matter…

Q: the partial prt ssure OF nitrogen in gas the container?

A: Partial pressure of N2 = mole fraction of N2 × total pressure  mole fraction of N2 = number of moles…

Q: The glass apparatus shown in the diagram is known as and is used for measuring. O pipette,exact…

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Q: Compare the compressibility of solids and liquids. Support your answer by describing the arrangement…

A: To compare the compressibility of solids and liquids.

Q: Match the following terms with appropriate definition

A: In order to match the options with the correct categories, we have to know the definitions and the…

Q: Density of solid substance of any shape

A: Density of solid substance of any shape can be determined by only two parameters I) mass of the…

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: Enter the critical temperature of water. Express your answer with the appropriate units.

A: Critical temperature of any substance is defined as the temperature at or above which the substance…

Q: The calorie is defined as the amount of energy required to raise the temperature of of water by O 10…

A: Calorie is the unit of energy. Usually to measure the energy provided by a particular food can be…

Q: There are ___________ degrees Fahrenheit between thefreezing and boiling points of water.

A: The number of degrees (in Fahrenheit) between freezing point of water and boiling point of water.

Q: Find the boiling point of tungsten in degrees Fahrenheit. (Tungsten, also known as wolfram, has the…

A: Tungsten is a transition metal with atomic number equals to 74. The chemical symbol used to donate…

Q: When a 750 mL balloon at 25 degrees C is cooled in liquid nitrogen to -196 degrees C, what is the…

A: According to Charles’ law, the volume shows direct relation with temperature that is, it is directly…

Q: What is a liquid’s heat of vaporization?

A: Introduction- Liquid state has atoms not so closely packed and it has no shape of its own. It has…

Q: An automobile of 3000 kg travels toward north with a constant velocity of 70 km/h . All forces…

A: Force is given by: F=m×a where m is the mass and a is the acceleration.

Q: what are the states of matter of the temperature´s

A: States of matter are mainly 3 types  i) Solid ii) liquid iii) Gas These phase transition depends on…

Q: Match the following terms with their definitions.

A: A homogeneous mixture of two (or) more substances is called " solution "   Solution = solute +…

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: It is a property exhibited by gas which proves that molecules are always moving. A. It is usually…

A: Given, It is a property exhibited by gas that proves that molecules are always moving.

Q: The required amount of heat of the liquid substance for its one mole to vaporize.

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Q: That volume

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

Q: A 345 gram sample of water vapor at 123 degrees Celsius condenses and cools down to 47 degrees…

A: q=mCp∆Tm=345 g of water∆T=47 °C-123 °C=-76 °C∆Cp=4.2 J/g°C

Q: How many joules of heat are lost b A 400 g of substance as it cools from 50.5 C to -10.5°C? The…

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Q: "he temperature of the N2 gas sample is °C.

A: Given: Mass of nitrogen (N2)  = 6.44 g Molar mass of nitrogen (N2) = 28.013 g/mol Pressure (P) =…

Q: The conversion from solid to liquid is generally (endothermic, exothermic, varies) and is called .…

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Q: Calculate the temperature of the gas.

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Q: Match the following vocabulary to its definition

A: Kinetic energy is the energy associated with the movement of objects. Although there are many forms…

Q: ement, the total concentrati the water following alum ae of particulate solids requirin -hore init…

A: a) Given data: steady state flow = 7500 m3/d =  75 × 10^5 l/d Concentration of particulate matter =…

Q: Explain the reasoning for the baking soda and vingear balloon experiment. Fill in the blank. If…

A: When baking soda and vinegar are mixed together then the formation of carbon dioxide gas take place…

Q: the movement of solid, liquid and gas molecule of water when the temperature rise up and cool down?

A: Water has the three states of matter as Solid (Ice), Liquid (Water) and Gas (Water vapors).

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

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Q: Part A When iron rusts, solid iron reacts with gaseous oxygen to form solid iron(lII) oxide. Enter a…

A: The balanced chemical reaction has to be given.

Q: At what temperature in oF at which liquid water has the highest density?

A: Density of water first increases and then decreases upon decreasing temperature. It has been…

Q: The Magnitude of the unit is the same between ----- and ----- scales, They differ in the position of…

A: There are mainly 3 types of temperature scales commonly used. These are - The Celsius scale The…

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…