On hot days, you may have noticed that potato chip bags seem to “inflate” even though they      have not been opened.  If I take a 250. mL bag from inside the gas station, and I leave it in my      car which has a temperature of 60.5 °C and it inflates to 285 mL, what was the temperature      inside the gas station in °C?

Q: A medical doctor gives the order to administer dopamine at a rate of 3.0 mcg/kg⋅min (mcg is the…

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Q: A coal-burning power plant generates 9.53 × 1016 J per year. If the coal yields 39.0 kJ/g, how many…

A: Amount of heat generated each year = 9.53 × 1016 J = 9.53 × 1013 kJ Amount of heat generated from 1g…

Q: Suppose that a new temperature scale has been devised on which the melting point of some compound…

A: According to the given data: 0 S = -112.7˚C and, 100 S = 74.5˚C Here, S is the unit of the new…

Q: What is the boiling point of water at an elevation of 1.55×104 ftft ? Express your answer with the…

A: Atmospheric pressure at sea level = 760 mm Hg For every 1000 ft increase in elevation, there is a…

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

A: Covert  j/Mol into kj/Mol

Q: While in Europe, if you drive 115 km per day, how much money would you spend on gas in one week if…

A: Money spend in one week can be calculated from the cost of one day.

Q: A gram of gasoline produces 45.0 kJ of energy when burned. Gasoline has a density of 0.77 g/mL. How…

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Q: 8.42×104 J  to Cal Express the value in Calories to three significant figures.

A: One calories is equal to 4.2 joules

Q: After sitting on a shelf for a while, a can of soda at a room temperature (69°F) s placed inside a…

A: Given: Ta = the temperature surrounding the object = temp. of refrigerator = 37oF To = initial…

Q: A certain rain cloud at an altitude of 1.80 km contains 3.20 x 10 kg of water vapor. How long would…

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Q: How much heat, in units of Joules, is needed to warm 667.7 g of copper from 17 °C to 59 °C? The…

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Q: 68. The warmest temperature ever measured in the United States was 134 °F on July 10, 1913, in Death…

A: Given data contains, Temperature is 134°F.

Q: While in Europe, if you drive 101 km per day, how much money would you spend on gas in one week if…

A: Distance traveled per week:101 * 7 = 707 km707 *0.6214 = 439.32 milesWhere 1Km is equivalent to…

Q: The temperature outside one day is 90.3 ∘F. What is this temperature in Kelvin?

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Q: The specific heat capacity of gold is 0.129 J/g°C.  Calculate the change in temperature (ΔT) when…

A: Specific heat capacity (c) is the amount of heat required to increase the temperature of per unit…

Q: Which statement about temperature is TRUE? A small block of aluminum sitting in a beaker of boiling…

A: The objective of the question is to identify the correct statement about temperature among the given…

Q: A 571.4 mL sample of carbon dioxide was heated to 371 K. If the volume of the carbon dioxide sample…

A: According to ideal gas equation, temperature is directly proportional to volume of the gas.  ideal…

Q: A sample of solid potassium chlorate (KCIO3) was heated in a test tube and decomposed according to…

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

Q: Normal body temperature is 98.4°F.  Use your Celsius temperature from the above question (81) to…

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Q: If you mixed 8.0 tons of sand, 12 tons of rock, and 4.0 tons of cement to make concrete, what would…

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

Q: When a 4.00-g metal piece,A, was immersed in 24.0mL of water the water level rose to 52.0mL.…

A: Mass of a metal piece A = 4.00 g  Initially volume of water of A = 24.0 ml  Finally volume of water…

Q: 3.23×103 kJ to kW⋅h Express the value in kilowatt-hours to three significant figures.

A: Joule (J) is the unit of work done or energy.  Kilojoule (KJ) is 1000 times of Joule. Watt or…

Q: An organic chemist measures the temperature T of a solution in a reaction flask. Here is the result.…

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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 chemist prepares a solution of sodium nitrate NaNO3 by measuring out 101.μmol of sodium nitrate…

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Q: Calculate the amount of heat needed to boil 139. g of water (H₂O), beginning from a temperature of…

A: Given mass of water, m = 139 gThe energy required in each process which will take place during the…

Q: Calculate the quantity of heat required to raise the temperature of 20.0 g of water from 19.1 °C to…

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Q: While they absorb moisture and generate heat, 12 g of Wool fibers were used to warm up 38 g of water…

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Q: The density of a certain metal is (6.60x10^0) g/cm3. What is the mass in grams of a sample of this…

A: Given the density of a certain metal = 6.60 × 100 gm/cm3 So D = 6.60 × 1 = 6.60 gm/cm3 Also given…

Q: The concentration of carbon monoxide (CO), a common air pollutant, is found in a room to be 5.7 x…

A: The volume of the room is calculated as following,

Q: When 3.00 kg of water vapor cools to a temperature of 373 K, the value of q = –1950 kJ. If the…

A: The objective of the question is to find the initial temperature of the water vapor in degrees…

Q: A piece of cobalt (cp = 0.46 J/g⋅⋅°C) originally at 98.6 °C is placed into a coffee cup calorimeter…

A: Specific heat of cobalt =  0.46 J/g°C  Initial temperature of Cobalt = 98.6 °C Final Temperature of…