Does the kinetic energy of the ball increase or decrease as it moves higher?  (b) Does the potential energy of the ball increase or decrease as it moves higher?  (c) At what point does the potential energy of the ball reach a maximum? Explain your answers.

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 1101 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g•°C)…

A: HEAT ENERGY: When the atoms present in a compound which can be a solid, liquid or a gaseous molecule…

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

A:

Q: The reaction of hydrogen and nitrogen gases produces 5.00 g of ammonia and releases 3250 cal of…

A:

Q: What is the specific heat of a metal whose mass is 94.5 g if the temperature changes from 250°C to…

A: It is given that the mass of the metal is 94.5 g and is undergoing a temperature change from 250°C…

Q: 1. In what two ways can an object possess energy? How do these two ways differ from one another?…

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

Q: Which of the following objects has the greatest kinetic energy?(a) a 500-kg motorcycle moving at 100…

A:

Q: If 1001 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g･°C)…

A: Given Heat ( Q ) = 1001 Joule  Specific heat ( s ) = 0.450 Joule/gram℃  Initial temperature ( T1 ) =…

Q: A bicyclist is stopped at the entrance to a valley, as sketched B Where would the bicyclist have the…

A: Higher the bicyclist is, the higher is his potential energy and the lower is his kinetic energy and…

Q: What is the specific heat of tin if a 55.0-g sample absorbs 982 J of heat to raise its temperature…

A:

Q: Enter your answer in the provided box. A gas expands and does P-Vwork on the surroundings equal to…

A:

Q: A 1709 kg1709 kg car is traveling down the road at 87.0 km/h.87.0 km/h. While traveling at this rate…

A: Given that,

Q: km Calculate the kinetic energy of a 1.7 x 10" kg airplane moving at a speed of 0.20

A: Given :- mass of airplane = 1.7 × 104 kg                speed = 0.20 km/s  To calculate :- kinetic…

Q: 2. What is the specific heat of a metal whose mass is 94.5 g and the temperature changes from 48 °C…

A: Consider the given information is as follows; Mass of the metal = 94.5 g Initial temperature T1…

Q: What is the kinetic energy in joules of a 1030-kg automobile traveling at 86 km/h?  What is the…

A: Kinetic energy of the moving particle depend on its mass and velocity .

Q: 1-  During a chemical reaction, which of the following statements is ALWAYS true?  I) A system…

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

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: A chemist placed a 1.195 g sample of fuel in a bomb calorimeter which was immersed into 2.00 L of…

A: The mass of the fuel sample is = 1.195 g The increase in the temperature of the water is = 20.1oC to…

Q: 2. A system performs 3.63 kJ of work and gives off 8.98 kJ of heat. What is the change in energy of…

A: To solve this problem we will use First Law of Thermodynamics  .  According to this law  ∆E = q + w…

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: Matter undergoing chemical reactions and physical changes that absorb heat can be classified as…

A: Given, Matter undergoing chemical reactions and physical changes that absorb heat can be classified…

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: Hydrogen sulfide, H2S, is produced during decomposition of organic matter. When 0.6850 mol H2S burns…

A:

Q: the standard enthalpies of fo

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Q: Which of the following objects has the greatest kinetic energy?a 10,000-kg truck moving at 5 km/h (

A: The given data: Mass, m= 10000 Kg  Velocity, v = 5 km/hr

Q: An iron can weighing 50 grams absorbs 256.0 J of heat and warms by 11.4C. What is the specific heat…

A: The amount of heat required to raise the temperature of a substance by one degree Celsius is called…

Q: Condensation of water in the air is an important process in determining the climate of an area. When…

A:

Q: After absorbing 1.850 kJ of energy as heat, the temperature of a 0.500 kg block of copper is 37 oC.…

A: Specific heat capacity is the amount of heat required to raised the temperature by 1 oC when heating…

Q: What is the Kinetic energy of a 2000-Ib car traveling at 59 miles per hour? (Ib =0.4536 kg, 1 mi=…

A: The Kinetic energy of a 2000-lb car traveling at 59 miles per hour is calculated as,1lb =0.4536…

Q: When 145 mL of 0.212 M NaCl(aq) and 145 mL of 0.212 M AgNO3(aq), both at 21.1°C, are mixed in a…

A: Moles of AgNO3 = Molarity× Volume = 0.212 M × (145/1000)L = 0.03074 moles

Q: 4. What speed must a 250.0 kg motorcycle be travelling at to have a kinetic energy of 2.8 x 10* J?

A: We nees to find the speed of motorcycle if, kinetic energy = 2.8×104 J and, mass = 250.0 kg

Q: Is the solution of ammonium chloride in water an exothermic or endothermic process.

A: When ammonium chloride is dissolved in water, it produces an endothermic reaction, i.e. energy is…

Q: With this information and the specific heat of water, 4.184 J/(g·°C), calculate the specific heat,…

A: Given,  The specific heat of gold metal,  when 38.600 g Au metal at 65.17 °C added to 60.00 g of…

Q: What is the kinetic energy of a 147 gram baseball moving at a velocity of 47.2 meters per second?…

A:

Q: What is the heat, q, in joules transferred by a chemical reaction to the reservoir

A: Given :-  mass = 155 g  Initial temperature = 22.0°C  Final temperature = 26.5 °C  Specific heat…

Q: If 901 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g･°C) that…

A: The amount of heat available is = 901 J The specific heat of iron is = 0.450 J/g.oC The rise in…

Q: When 135 mL of 0.204 M NaCl(aq) and 135 mL of 0.204 M AgNO3(aq), both at 21.5°C, are mixed in a…

A: Coffee cup calorimeter is a steady pressure calorimeter. As such, the heat measured in such a system…

Q: Enthalpy is the a. Heat of combustion at constant pressure b. Heat of formation at constant pressure…

A: Interpretation -  To determine the energy of a system at constant pressure, when enthalpy is the a.…

Q: When 130. mL of 0.198 M NaCl(aq) and 130. mL of 0.198 M AgNO3(aq), both at 21.8°C, are mixed in a…

A: When the system release energy then the process is known as exothermic. When the system absorbs…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 251.0 mg sample…

A: m = 251 mg = 0.251 g T1 = -9.6 oC T2 = 6.1 oC  q = 1.77 J C = ? ΔT = T2 - T1 = (6.1 + 273) - (-9.6 +…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 309.0 g sample…

A: Given: The mass of the given sample, (m) = 309 g. The initial temperature, (T1) = -2.9 0C=…

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: If 601 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g.°C) that…

A:

Q: E. A chemical change involves a change in the composition of matter-the formation of a new chemical…

A:

Q: Calculate the kinetic energy of a 175 g baseball moving at a speed of 55 m/s (87 mph).

A: Given: Mass of basketball, m = 175 g = 0.175 kg Speed of the basketball, v = 55 m/s To calculate:…

Q: 1. A thermometer placed in a solution undergoing a chemical reaction indicates an increase in…

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

Q: As the caterpillar climbs, its potential energy is increasing, what source of energy has been used…

A: As the Caterpillar climbs, the potential energy is increasing. The energy source that has been used…