A piece of Styrofoam has a density of 75kg/m³. If you were to drop a piece of Styrofoam into the Liquid Layers experiment in step one, at which liquid layer would the Styrofoam (assuming it is unchanged by the liquids) come to rest at?

Q: Calculate q for the sample

A: when temperature of water decreases from 23.0 degree to 4.5 degree , heat is released .

Q: Number 11

A: Specific heat can be defined as quantity of heat required to raise the temperature of  substance by.…

Q: Which is NOT directly attributable of property of water? A. The top of a lake freezing B. The…

A: Some important Characteristics of water  (1). polarity, (2). cohesion, (3). adhesion, (4).…

Q: Explain how heat energy affects a substance. Describe how the particles change as the system is…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: In reference to the heat curve found below, which of the following statements is false? a. The…

A: Let's see a better interpretation of the given graph:

Q: 5) The specific heat of water is: A. 5 Cal per g per C B. 2 Cal per g per C C. 3 Cal per g per C D.…

A: Introduction: The heat capacity of a matter is the quantity of heat required to increase the…

Q: different chemicals store different amounts of energy in their what??

A: The correct answer is BONDS or CHEMICAL BONDS . The energy ( chemical energy or sometimes called…

Q: The heat capacity of a substance _________ with rise in temperature.    a. Increases b. Decreases c.…

A: To solve this problem we have to know about heat capacity .

Q: Which of these materials will require the greatest amount of energy to warm from 30 degrees C to 40…

A: Since  the energy required will be proportional to the specific heat of the compounds because  Q =…

Q: How are energy and temperature affected as a gas is changing into a liquid? energy is added and…

A: Gas to liquid process is known as condensation . During any change in the state of matter,…

Q: 10. When water is boiling what happens to the temperature of the water?

A: water exist in phases    Solid⇌liquid⇌ gas (vapour) Solid to.liquid  ---> melting(zero degree…

Q: n 4.5 dl of Ethanol with a temperature of 37 ° C, add an ice cube of water. The ice cube weighs 78 g…

A: Heat energy involved in a process is given by the equation  Q = m c (T2 - T1) where, Q=heat energy ,…

Q: A metal sample weighing 123.00 grams and at a temperature of 97.6 degrees Celsius was placed in…

A: Given,A metal sample of weight 123.00 g at a temperature of 97.6oC is placed in 40.00 g of water at…

Q: a 44 gram piece of ice at 0 degrees celsius is added to a sample of water at 6.8 degrees celsius.…

A: The mass of ice is = 44 g The mass of water sample =? The temperature of ice is = 0 degrees celsius…

Q: Table 2. Specific heat of common metals Metals Copper Aluminum IV. V. Brass Steel Bronze Results and…

A: Specific heat capacity is the amount of heat energy  required to raise the temperature of unit mass…

Q: Please select the incorrect assertion from the following: A. Heat is energy that is transferred as a…

A: Temperature is a physical quantity. It measures the hotness and coldness of a system.

Q: The nutritional Calorie is equal to 10 calories.

A: Calorie: Energy is expressed in units of calorie. For the survive on the earth, human body requires…

Q: The calorie is defined as the amount of energy required to raise the temperature of of water by O 10…

A: Calorie is the unit of energy. Usually to measure the energy provided by a particular food can be…

Q: A 337.2 g sample of acetone gas with a temperature of 56.0°C is converted to a liquid with a…

A: Answer :- 182.1 kJ…

Q: Priya brought a solid chocolate bar to school to eat as a snack in the afternoon. She left it in her…

A: Anything which have mass and occupy space caller matter.  Generally we study about three states of…

Q: Calculate the change in temperature of water that is initially at room temperature if 3.0 kJ of heat…

A:

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: The specific heat of nickel is 0.444 J/g 0C. If 50 J of heat is added to 32.3 g sample of nickel at…

A: Final temperature of the sample = ? Specific heat, c = 0.444 J/g 0C. Heat, Q = 50 J Mass, m = 32.3 g…

Q: Explain why chloroform is a pure substance and not a mixture

A: Pure substance :- The form of matter which is having constant chemical composition and…

Q: When 435 J of heat is added to 3.4 g of olive oil at 21°C, the temperature increases to 85°C. What…

A:

Q: Statement A: Heat is absorbed by the surroundings from the system in an exothermic process.…

A: Answer  Statement A Heat is absorbed by the surrounding from the system is…

Q: D. E Time (minutes) Tomperature (°C)

A: Temperature rise of any compound indicate the increase in heat energy of that compound. Extent of…

Q: The internal energy of a system will ALWAYS increase when _______. Select one: a. the system gains…

A: To identify: A condition in which the internal energy of a system will always increase.

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

A: The solution is given below -

Q: After performing the experiment related with calorimeter, we observed Temperature of hot water is 49…

A: The water equivalent of a calorimeter is defined as the mass of water that will absorb or lose as…

Q: Which of the following needs greater quantity of heat for 1 kg of water? a. freezing it b. Freezing…

A:

Q: how much heat must be lost to change 35 grams of gaseous water into ice form 155 degrees celsius to…

A: Given- heat be lost to change 35 grams of gaseous water into ice form 155 degrees celsius to -65…

Q: The heat of fusion for sea ice is 79.70 cal/g. How many calories of heat are needed to melt a 35.00…

A:

Q: A 465 g piece of metal is dropped into 490 mL of water at 31.3 °C. The final temperature of the…

A:

Q: In measuring the specific heat of water, which of the following statements is true?

A: Correct option is C.

Q: an a. Aluminum (specific heat capacity of 0.921 J/g°C) b. Copper (specific heat capacity of 0.377…

A: