nimals do not make their own food from energy in sunlight . Do they still depend on the sun for energy?Single choice. A. No, they eat other plants or animals B. Yes, they eat plants or other animals that eat plant which use sunlight energy to make food C. Yes, animals like sitting in the sun

Q: Equal amounts of heat are added to equal masses of substances A and B at the same temperature, but…

A: Let us assume both the substances A and B have mass of m kg each, initial temperature be T. Let the…

Q: A B C D a. Calculate the temperature energy difference, energy transferred and energy each fuel…

A: Given: table containing some missing information about four fuels A,B,C and D. To find: the…

Q: 0. An isolated system: a) Is a specified region where transfer of energy and/or mass take place. b)…

A: Correct answer is (c) . An isolated system is one which cannot transfer either energy or mass to or…

Q: Before heating 4 qt. saucepan 8 qt. stockpot 24.5 °C Temp. 24.5 °C Temp. After heating for 5 minutes…

A: Water has specific heat constant of 4.184 J per g per oC which means that 4.184 J of energy is…

Q: A kilogram of aluminum metal and a kilogram of water are each warmed to 75°C and placed in two…

A: Given: It is given that,"A kilogram of aluminum metal and a kilogram of water are each warmed to…

Q: - A 2.0 kg piece of aluminum, which is at a temperature of 400 ° C, is cooled   to 50 ° C.   The…

A: Given values -> Weight of aluminium piece = 2.0 kg =2000gm T1= 400°C T2=50°C ∆T = T2-T1 = 50-400…

Q: Why is coal considered stored or potential energy?

A: Welcome to bartleby !

Q: A typical candy bar weighs about 2 oz (1.00 oz = 28.4 g).(a) Assuming that a candy bar is 100% sugar…

A: a.) Given: Weight of candy bar is 2 oz. 1.0 g sugar is equivalent to 4.0 calorie energy.…

Q: Pick your favorite snack. How many calories are in one serving? How many joules are in one serving?…

A: The value carried by all substances like solids-liquids that provides heat which is essential to…

Q: It was determined that: 135 J of heat is required to increase the temperature of 10.0 g of an…

A:

Q: Calculate the energy needed to heat the cube of silver, with a volume of 10.0 cm, from 18 °C to 26 "…

A: Given : Volume of silver cube = 10.0 cm3 = 10.0 mL                                   (since 1 cm3 =…

Q: 35. What quantity of heat is required to raise the temperature of 55.5 g of gold from 20 °C to 45…

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

Q: Part C 2.64x103 kJ to kW h Express the value in kilowatt-hours to three significant figures. ν ΑΣφ…

A:

Q: A student was comparing two 21.0g of solid metals to 80°C and after adding it to identical beakers…

A: The amount of heat required to raise the temperature of 1 g of metal by 1oC is known as the heat…

Q: e-4.0 Unit 3 Thermochemistry Assignment SCH4U View Insert Format Tools Add-ons Help P 100% Y Normal…

A: According to the guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of the…

Q: input

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

Q: Question Completion Status A Moving to another question will save this response Question 41 Motch…

A:

Q: The ultimate and most abundant natural source of energy is the

A: At 93 million miles from Earth, our sun is a middling star that provides nearly all the energy on…

Q: Consider a cloudless day on which the sun shines down across the United States. If 2159 kJ2159 kJ of…

A: Given data is: Energy reaches per square meter in one hour is 2159 kJ Area of united state = 9158960…

Q: A system releases 50 kJ of heat while having 25 kJ of work done on it.The change in energy ΔE is?

A: According to the First law of Thermodynamics: where ∆E is the change in the Internal Energy of the…

Q: 13. A student takes 22 grams of an unknown metal places them into a boiling water bath She leaves…

A: Given data mass of metal = 22 g Initial temperature of metal = 100 oC mass of water = 90 g Initial…

Q: A solar cooker uses sunlight. What kind of energy does it use? a chemical b mechanical c sound d…

A: Many of the solar cookers currently in operation are relatively cheap, low-tech machines, but some…

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

A:

Q: Supposed your refrigerator can remove heat at a power of 100 watts (100 joules per second), how long…

A: The amount of heat in changing the temperature is given by  q = mC(Tf - Ti) where, m is mass, C is…

Q: Energy sources that are replenished and therefore sustainable are called as O Conventional energgy…

A: The question is based on the concept of environmental Chemistry. There are several sources of energy…

Q: 18.7 grams of ethanol are heated from 18.2°C to 112.1°C how many joules of energy were required?

A: Given that,  Weight of ethanol m = 18.7 g Initial temperature of ethanol T1 = 18.2°C Final…

Q: A 4.70 g nugget of pure gold absorbed 279 J of heat. The initial temperature was 29.0*c. What was…

A: The heat capacity is the ratio of the energy supplied in the form of heat to the rise in the…

Q: In the laboratory a student finds that it takes 28.7 Joules to increase the temperature of 13.1…

A: we have to calculate specific heat of mercury

Q: chemistry professor has a cup of coffee containing 50.0 mL of room temperature coffee at 25.0 °C.…

A: V1= 50ml and density = 1g/ml So mass(m1)= density * volume                   m1 =   (1g/ml)*(50ml)…

Q: Although the gas used in an oxyacetylene torch (see figure) is essentially pure acetylene, the heat…

A: Standard molar enthalpy of combustion is the enthalpy change for one mole of a substance that burns…

Q: The energy required to power a light bulb is 20 W . On an average, the bulb is switched on for 4…

A: The concept is used to solve the problem is forms of energy and energy conversion factors.The…

Q: A piece of metal weighing 73.10 g was heated to 99.3°C and then put into 30.00 g of water (initially…

A: The given data : The mass of metal = 73.10 g The temperature of metal = 99.3°C The mass of water =…

Q: What do you think would happen if energy were not conserved? Think of (and share) two scenarios in…

A: Since you have posted a question with multiple questions, we will solve first question for you. To…

Q: q.4 An aluminum cup weighing 60.0 g is filled with 30.0 g of water. How much energy is needed to…

A: Specific heat is the heat absorbed or released by one gram of a substance during change of one…

Q: Wind Mechanical Sun 1. 2. Geothermal 3 Fossil fuels 4. 5. Plants us ed as a food 6.

A: Given : We have to write forms of energies for the given sources.

Q: Temperature Section 2: Heating Curves 1. What state of matter exists between A & B? 2. What states…

A: A heating curve represents the change of a compound as heat is added to the system. The amount of…

Q: In the laboratory a student finds that it takes 62.2 joules to increase the temperature of 10.3…

A: Given data,Heat=62.2JMass of Fe=10.3gInitial temperature=23.7oCFinal temperature=38.4oC

Q: Material A and material B was exposed to the same change in temperature. but the heat involved with…

A:

Q: A bar of copper ((Ccopper = 0.385 J/g·°C) and a bar of aluminum (Caluminum = 0.897 J/g·°C) have the…

A: Given data,CCu=0.385J/goCCAl=0.897J/goCTemperature difference(∆T)=30-20=10oC

Q: You have piece of copper that has a mass of 6.2 grams. How much energy/heat (in units of Joules) is…

A: Specific heat capacity is amount of heat needed to increase the temperature of one gram of substance…

Q: Assume a car is rated at 28.0 miles/gallon using gasoline only at $3.50/gallon and 22.5 miles/gallon…

A:

Q: 6. What does the temperature change as liquid water is warming up? a. What type of energy is…

A:

Q: A nutritional bar contains 8575 nutritional calories. How many joules of energy is this?

A:

Q: If the energy in a serving of food can heat up 450,000 g of water 1 degrees C how many calories are…

A: Calories served can be calculated using the following equation: Q = m.s.ΔT Where Q = energy per…

Q: m Where would the bicyclist have the highest potential energy? Where would the bicyclist have the…

A: Potential energy is defined as the ability to do work. Potential energy defined as the bicycle…

Q: O It takes 34.7 kJ to heat up a 1.42-kg piece of an unknown metal from 25.0°C to 88.5 C. Suppose…

A:

Q: )Based on the following information, how does a 1000W microwave compare to the stovetop and electric…

A: Specific heat capacity is the amount of heat that is required to rise a temperature of 1 kg…