The lowest temperature recorded in a particular city during the past year was -11.35 °C. What was the temperature on the kelvin scale? K TK =

Q: Change 80 degrees Celsius to Fahrenheit

A: Temperature can be measured in various units.

Q: Which of the following represents the hottest temperature?  25 K  25°F 25°C

A:

Q: On which temperature scale (F, C, or K) does 1 degree represent the smallest change in temperature?

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Q: The diagram on the left represents the result of a process. Which of the diagrams [(i) to…

A: The diagram which represent the starting material if the process were physical, and which could…

Q: Equal masses of the 3 substances were left to sit in the sun at the same time and for the same…

A:

Q: A student sets up the following equation to convert a measurement. (The ? stands for a number the…

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Q: A coal-burning power plant generates 3.5 x 1016J per year. If the coal yields 37 kJ/g, how many…

A: The amount energy produced by coal burning power plant per year = 3.5 x 1013 kJ

Q: After heating up in a teapot, a cup of hot water is poured at a temperature of 209°F. The cup sits…

A: Given: Ta = the temperature surrounding the object = room temp.= 68oF To = initial temperature of…

Q: d. [H]= 1 x 10-13 M e. [OH]=1 x 10-º M

A:

Q: A chemist adds 70.0mL of a 2.40 x 10^−4 mol/L copper(II) fluoride (CuF2) solution to a reaction…

A: Given: The volume of copper(II) fluoride (CuF2) solution added = 70.0 mL The molarity of the…

Q: 1.If your temperature changes from 20oC to 25oC—how much change is there in the mass of a 10.00 mL…

A: 1. Initial temperature(T1) = 20°C                              Final temperature(T2) = 25°C Initial…

Q: Convert 46.8°C to degrees Fahrenheit and kelvin

A: Degree celsius, kelvin, Fahrenheit all these are units for temperature measurements.  1) to convert…

Q: The body temperature of a healthy human being is: Select one: O a. 98.4°F O b. 39.1°C O c. 25.0°C O…

A: Normal body temperature varies by person, age , time etc. The average Normal body temperature is…

Q: high-performance heater that burns propane, C3H8(g), is adjusted so that 100.0 g of O2(g) enters the…

A: .According to the question, high-performance heater that burns propane, C3H8(g), is adjusted so that…

Q: 1) A gas in a cylinder with a moveable piston has an initial volume of 88.2 mL. If we heat the gas…

A: Given,  Initial volume = V1 = 88.2 mL  Initial temperature = T1 = 273 + 35 = 308 K  Final volume =…

Q: Convert 3.97×1010 J to units of kcal.

A: By using relation between J and Kcal we can solve this problem. 3.97×1010J = 9.5 × 106 Kcal

Q: Calculate the micromoles of mercury(I) chloride the chemist has added to the flask

A: Molarity = number of moles/volume of solution (in L)  Number of moles = Molarity × volume

Q: Given: wt NaOH = 10.0g        Density of NaOH= 2.16 g/ml        Wt. H2O = 200g       Density of H2O=…

A: Given information,       Wt. of NaOH = 10.0g       Density of NaOH= 2.16 g/ml       Wt. of H2O =…

Q: Use the following information to answer question 1. A group of students is asked to design and…

A: To answer the following question.

Q: 7. -A US Airways flight leaves Philadelphia in the early evening and arrives in Frankfurt 8.05 hours…

A:

Q: What is the symbol for the quantity defined by this expression: - log [H3O+]

A: This expression tells that the blank is the negative logarithm of the hydronium ion concentration.…

Q: We use the density of water to calculate the mass of water from its volume. The density of water at…

A: Given, density of water =0.998 gmLvolume of water in calorimeter filled =104.6 mLwe are asked to…

Q: X 26. In the question above, two liquids react together to form a solid. What term is given to this…

A: A precipitation reaction happens in aqueous solution because one product is not soluble. A insoluble…

Q: A chemist adds 410.0mL of a 4.8x10−5/mmolL mercury(II) iodide HgI2 solution to a reaction flask.…

A: Given, Volume of mercury (II) iodide = 410.0 mL       { number of significant figure = 4}…

Q: 2.96×104 J  to Cal Express the value in Calories to three significant figures.

A: We know that, 1 Cal = 4.184 J  1 J = 1/4.184 Cal

Q: A jeepney plying the route of Blumentrit - Pier consumes 8 liters of diesel per 100 kilometers. How…

A: Given: A jeepney is plying the route of Blumentrit - Pier. 8 litres of diesel is consumed per 100…

Q: What is the value of 98 °F in units of °C?

A: oF can be converted to oC by using following formula.  (oF -32) x (5/9) = oC

Q: H20 KMNO,

A: Given reaction is syn dihydroxylation of alkene with KMnO4(potassium permanganate)

Q: 2860 kcal to kj

A: Following is the appropriate answer of the given questions.

Q: Convert 780. J to kJ

A: Given :  We have to convert 780 J to KJ.

Q: Round your answers to the correct number of significant figures. Only use numbers in your answer.…

A: Conversion of temperature into Kelvin scale: -173°C=-173+273.15K=100.15 K127°C=127+273.15K=400.15 K

Q: Which action describes a chemical change caused by a change in temperature? O boiling an egg in a…

A: Option A is correct.

Q: The distance from Earth to the Sun is 1.50 x 10 km. What is the distance expressed in gigameters?…

A: Convert Km to Gm ---

Q: substance reacts violently with water. The substance melts at 73.59 oC. The substance was named…

A: 1. Physical properties are used to observe and describe matter. Physical properties include:…

Q: Convert 310.0k to degrees Celsius and degrees Fahrenheit.

A: we know, the formula for the conversion from Kelvin to degree celsis is: => °C = K - 273.15…

Q: onvert 31.7 feet into meters

A: To convert 31.7 feet into meters.

Q: -H,0 10 g C,H1,06

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

Q: Li metal has a high capacity (3.82 Ah/g) and energy density (11,972 Wh/Kg).

A:

Q: temperature scales

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Q: convert 531 J to calories

A: Energy can be expressed in different units such as Joules , ergs ,calories , electron volts ,…

Q: During the summer after your first year at Carnegie Mellon, you are lucky enough to get a job making…

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Q: 10. Calorimeter is an instrument used to measure the change in mass of any physical or chemical…

A: The device which is used to measure the amount of heat in a physical or chemical process is known as…

Q: d. [H]= 1 x 10-13 M e. [OH]=1 x 10º M

A: Calculate pOH of the following ---

Q: OH H,SO., 100°C

A:

Q: Energy consumption in the United States produced 4.57 x 10^6 metric tons of carbon dioxide emissions…

A: Given: Mass of CO2 = 4.57 X 106 metric tons.

Q: The dosage of quinine when a 145–lb adult takes a 200.–mg tablet is equivalent to - µg drug per kg…

A: Since 1 g = 1000 mg = 106  μg Hence 1 mg = 1000 μg  Hence 200 mg = 200 X 1000 = 2 X 105 μg = mass of…

Q: A 5.00g sample of sand and salt is 75.0%w/w salt. How many grams of salt and sand are in the…

A: Mass percentage can be defined as the parts of a substance (A) per hundred parts of the total by…

Q: image

A: From Charles law: Here, T is the temperature in kelvin.

Q: If the temperature of a sample of water requires 3.2 kJ of heat to raise the temperature from 26.1°C…

A: q = mc∆T  q is the amount of heat energy absorbed m is the mass of substance  c is the specific heat…