A student sets up the following equation to convert a measurement. (The ? stands for a number the student is going to calculate.) Fill in the missing part of this equation. J 0.060 mol kJ = ? mol

Q: give chemical examples of The law of Conservation of Energy and Hess's Law

A: The explanation is given below-

Q: Distinguish between heat and temperature, using examples to clarify your definitions.

A: Temperature is used to describe the average kinetic energy of a molecule. Heat transferred from hot…

Q: If the mass of a truck is doubled-for example, when it is loaded-by what factor does the kinetic…

A:

Q: Charcoal is primarily carbon. What mass of CO2 is produced if you burn enough carbon (in the form of…

A: According to the given reaction, 393.5 kJ of heat is produced on the formation of one mole of carbon…

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: Mass of iron 64.8973 g Mass of water 61.9272 g Initial temperature of iron (boiling water Tm) 98.0…

A: Used thermal equilibrium concept.

Q: In metric terms, a typical automobile averages 5.72 km/L of gasoline burned. Gasoline has a heat of…

A:

Q: Given the specific heat of lead is 0.129 J/g.C and that it takes 93.4J of energy to heat a sample of…

A: Specific heat It is amount  of heat required to change the temperature of a substance by 1 Degree of…

Q: If 89 J of heat are added to a pure gold coin with a mass of12 g, what is its temperature change?

A: Given that: Amount of heat is given (Q) = 89 J                     Mass of gold (m) = 12 g To find:…

Q: A 152.0 g ball traveling at a speed of 2.30 m/s has a kinetic energy of Answr J

A: The kinetic energy of the ball is given by: where m = mass of the ball = 152.0 g v = velocity of…

Q: Classify each process as exothermic or endothermic.(a) dry ice subliming (changing from a solid…

A:

Q: 1) Na 1, Acetone 2) Na* Ng, THF 0 °C 85% H3PO4. OH H20, heat

A: i)  Nucleophilic substitution biomolecular reaction (SN2):The bimolecular nucleophilic substitution…

Q: 1 4 Acetylene (CH, gas is often used in welding torches because of the very high heat produced when…

A:

Q: The reaction of hydrogen and oxygen gases produces 18.0 g of water and releases 68.2 kcal of heat.…

A: Endothermic reactions can be defined as the reaction which involves the intake of heat while…

Q: a ball has a kinetic energy of 106 J. If the ball is moving at a velocity of 2.51 m/s, what is the…

A: Since , Kinetic energy =1/2 mv 2 Where m = mass (in kg ) V= speed (in ms -1)

Q: Assuming the density of the wine to be 1.0 g/mL, what is the caloric content due to the alcohol…

A: Given: The heat of combustion of ethanol=-1367 kJ/mol The wine contains, by mass 12.1% ethanol The…

Q: In metric terms, a typical automobile averages 5.76 km/L of gasoline burned. Gasoline has a heat of…

A:

Q: If 10.27 kJ of heat is given off when 51.93 g of unknown acid condenses from vapor to liquid, what…

A: Condensation is a process of conversion of vapor to liquid. Enthalpy of condensation is the enthalpy…

Q: A 63.3 g sample metal with a specific heat of 0.368 J/g°C is heated using 1873 J of energy. By what…

A:

Q: A 1445 kg car is traveling down the road at 96.6 km/h. While traveling at this rate of speed, what…

A: Given : Mass of car = 1445 kg Speed of car = 96.6 km/hr  To calculate :- Kinetic energy (in kJ)

Q: If the mass of a truck is tripled-for example, when it is loaded-by what factor does the kinetic…

A: 1) mass is tripled  2) mass becomes one fifth

Q: A certain physical process requires 36.00 kilojoules (kJ) of heat.  Convert this quantity to…

A: Given : Energy in KJ = 36.00 KJ

Q: equivalent

A:

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: A 26.9 g rock rolls down the hill at a speed of 81.9 m/s. What is the Kinetic energy of the rock? (…

A: given mass of rock(m) = 26.9*10-3kg speed of rock(v)= 81.9 m/s kinetic energy (KE) =?

Q: 1. (CH3);CCI, AICI, 2. CH;CI, AICI; 3. KMNO4, NaOH, heat 4. H, O+

A: Solution: Friedel Craft alkylation reaction: When alkyl halide treated with aromatic compounds (…

Q: A 88.0 g ball traveling at a speed of 2.30 m/s has a kinetic energy of J

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: A car whose mass is 5.30 x 10° lb is traveling at a speed of 53 miles per hour. What is the kinetic…

A: Given that : Mass of the car = 5.30 x 103 lbs Speed of the car = 53 miles/hr

Q: How many joules are there in a 255 calorie snack ba O 1.07 x 103 O 1.07 x 106

A:

Q: The heat involved in a temperature change can be calculated using the following equation. Q (heat)…

A: Given : Initial temperature of water = 20 oC Final temperature of water = 24 oC Mass of water = 50.0…

Q: A 68.0 kg person uses 214 kJ of energy to walk 1.00 km. This energy comes from “burning" glucose…

A:

Q: A chemical reaction takes place to allow hand warmers to give off heat. This is an example of a(n)…

A:

Q: |The specific energy and density of gasoline is -47.3 MJ/kg and 716 kg/m³, respectively. What is its…

A:

Q: A potato chip is burned in an incomplete combustion reaction, and the heat energy is transferred to…

A: The mass of water is determined as follows. mwater=dwater×Vwater=1.00 g/mL×150 mL=150 g

Q: _NH2 heat но- -OH NO2 heat но—$— он

A: The replacement of the hydrogen atom of an aromatic compound by sulfonic acid (-SO3H) functional…

Q: Mass of iron 64.8973 g Mass of water 61.9272 g Initial temperature of iron (boiling water Tm) 98.0…

A: Given:  Specific heat of iron = 0.450 J/g K Specific heat of water = 4.184 J/g K Specific heat is…

Q: The specific energy and density of gasoline is -47.3 MJ/kg and 716 kg/m3, respectively. What is its…

A: Specific energy: It is the energy required for one unit of mass. Energy density: The amount of…

Q: If a television requires 150 kJ/h to run, how many hours can the television run on the energy…

A: 1 gallon of gasoline has energy equal to 33.7 kWh 1kWh = 3600000 J/s 33.7 kWh = 33.7 X 3600000 J/s =…

Q: Which of the following describes a reaction that "feels" cold? Exothermic Endothermic There isn't…

A: Given  the following discrib a reaction thats feel cold

Q: A geochemist in the field takes a 47.0 mL sample of water from a rock pool lined with crystals of a…

A: Given that : The volume of distilled water = 47 mLAfter drying, the mass of the crystals  = 8.93 g…

Q: How many joules of heat are required to heat 65 g lead from 22.0°C to 98.5°C?

A: The given mass of lead is 65 g. The specific heat of lead is 0.128 J/g °C. The given temperature…

Q: Calculate the heat change (q) in J when 4.297 grams of water is cooled from 3.967 ºC to -2.902 ºC.

A: Given: Mass of water, m=4.297 g  Initial temperature, T1= 3.967 ºC Final temperature, T2=-2.902 ºC…

Q: The heat of combustion of isobutane, CH(CH3)3, is -2869. kJ/mol of isobutane. If a calorimeter…

A:

Q: 8.0-kg rock is dropped from a height of 3.0 m. At what height is the rock's kinetic energy twice its…

A: As we know potential energy =mgh

Q: show the calculations of the amount of kilocalories and also kilojoules you consumed in a day. use…

A: We need energy in order to perform various actions. Energy is released from ATP. It is known as the…

Q: (Q2) Which of the following is an endothermic process? Water freezing Riding a bike up a hill Any…

A:

Q: A2 (g) 3H2(g) 2NH3(g) is 1.64x104. Calculate Kc and Kx

A: This question is related to equilibrium constant.

Q: A typical candy bar contains 281 food Calories, which is 281 kcal. How many kilojoules are contained…

A: Given that : Energy provided by one candy bar = 281 kcal. We have to calculate the kilojoules of…