This graph represents the density of water. Sketch and label a line representing: A- a metal B- Styrofoam C-wood D-air Explain why you put the lines where you did.

Q: One pineapple pizza with extra pinepples contains: 2.5 g fat 18 g carbohydrate 4.0 g protein The…

A: The total energy contained in food can be calculated by taking the sum of the energy provided by the…

Q: a. The one with the middle temperature b. The one with the highest temperature c. The one with the…

A: The particles of the gas system are far apart from each other. The gas particles have negligible…

Q: What is the unit of energy now used in the metric system? Give both name and symbol.

A: Unit of energy in metric system is to be accomplished.

Q: The combustion of a peanut releases 6 kcal of heat. Convert this energy to J.

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: Calculate the kinetic energy of a 133.mg raindrop moving at a speed of 7.0m/s

A:

Q: Calculate the kinetic energy of a 109. mg raindrop moving at a speed of 7.9 Round your answer to 2…

A:

Q: An 85.0 g piece of copper is heated to 98.7 degrees C.The copper is then quickly put in to water…

A: Answer:- This question is answered by using the simple concept of calorimetry which states that heat…

Q: B2. Graphing the heating curve for water 120 100 80 60 40 20 15 20 25 0. 10 Time (Min) °C B3.…

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

Q: You are performing an experiment where you place 6.4673 g of Al metal at 209.82 C into a coffee cup…

A: Given, mass of Al metal =6.4673 g at 209.82 °CA coffee cup calorimeter that contains 87 g of water…

Q: convert 5.32 times 10^-7 s to microseconds. use only the metric system

A: Given that,        5.32×10-7 s We have to convert 5.32×10-7 seconds to in units of microseconds.

Q: How do I work this problem? 100 calories to kilocalories

A: This question can be solved as follows :

Q: A breakfast of cereal, orange juice, and milk mightcontain 230 nutritional Calories. Express this…

A: Given: A breakfast of cereal, orange juice, and milk might contain 230 nutritional Calories

Q: The body temperature of a healthy human being is: Select one: O a. 98.4°F O b. 39.1°C O c. 25.0°C O…

A: Normal body temperature varies by person, age , time etc. The average Normal body temperature is…

Q: What misconceptions do you have about ENERGY?

A: Energy of a body is ability to do work. It includes chemical energy, kinetic energy, potential…

Q: How much heat is absorbed by 68 g of ice when it melts? The heat of fusion of ice is 80. cal/g and…

A: 1) Mass of Ice is (m)=68 g 2) The heat of fusion of ice is (L)=80 cal/g

Q: Which letters on the graph below shows the state of matter with the greatest amount of energy?…

A: Point F ( water vapour/steam) shows the greatest amount of energy.

Q: A tablespoon of olive oil contains 115 nutritional calories. How many joules of energy are in this…

A: Given : energy in calories = 115 cal.

Q: The Daily Value for phosphorus is 900 mgmg. How many grams of phosphorus are recommended? Express…

A:

Q: Give 5 examples of daily instances or activities that require or produce energy.

A: Energy is a quantity which must be provided to an object for work done. There are different forms of…

Q: temperature started at 24.0°C and after it was C and ended at 58.0°C, how much heat would be

A: Specific heat capacity ( s ) for Hg = 0.14Jg-1 °C-1 Relation between heat and specific heat capacity…

Q: 15 8. Look carefully at the picture on the right-hand side. (a) Name four GOOD things which you can…

A: This picture demonstrates a boy who’s performing Titration in his chemistry lab.…

Q: The following are all units of energy except dyne O calorie O joule British thermal unit…

A: Energy is the capacity to do work. Energy can be measured in terms of different units. The SI unit…

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: Kilocalories to heat 140 g of water from 15 C to 75 C. Express in two significant figures

A: The amount of heat energy absorbed by water by changing its temperature from 15oC to 75oC: where,…

Q: Gold, one of the most sought-after metals in the world, has a density of 19.3 g/cm3g/cm3, a melting…

A: Given: Mass of nugget = 23.53 lb. Specific heat of gold = 0.129 J/g.oC. Since 1 lb = 453.6 g. =>…

Q: 62. List the energy conversions that occur in the process from the time water is about to enter a…

A: The law of conservation of energy states that energy can neither be created nor destroyed it can…

Q: Which Units Would A Scientist Use? Pleaar idemih ae wk baar awt anwhrevanriny h Aireing ivou koy…

A: Given that : We have to determine which units would a scientist use for the given statements from…

Q: рH - рK, +2 when: [А УНА] - 1000 B) А) [А ИНА] - 100 [А УНА] - 0.01 D) [АУ [НА] - 0.001 E) [АУ [НА)…

A:

Q: Energy can be divided into two types. What are these types and give an example of each.

A: Energy is the ability to do work: the ability to cause change: all energy can be transferred.

Q: In a solar box cooker sunlight falls on the and the food gets cooked by absorbing heat energy.

A: Mirror is used in a solar cooker to increase the radiation input on the absorbing space and is fixed…

Q: 18. Based on the molecular diagram, classify each change as physical or chemical. b. C.

A: Physical changes are changes under which a substance undergoes a change in its physical properties.…

Q: How much heat is absorbed by 77 g of ice when it melts? The heat of fusion of ice is 80. cal/g and…

A: Given that heat of fusion = 80 cal/g mass of ice = 77g

Q: Which of the following units of energy is defined as the heat it takes to raise the temperature of 1…

A: Correct Answer - E) calorie  Because calorie is defined  as the amount  of heat is required  to…

Q: One cup of clam chowder contains 29g of carbohydrates, 16g of fat and 9g of protein Part A: how much…

A: We are given with 29g of carbohydrates, 16g of fat and 9g of protein. Also we have value of energies…

Q: Scientific method on lemon battery. show the problem, observation, hypothesis,experiment, and…

A: The experiment on lemon battery is whether the citric acid fruits like lemon produce electricity

Q: Perform the following conversion: 575 calories to Joules (J)

A:

Q: Label each of the following statements as true or false. Iffalse, correct the statement.a. Energy…

A: a) The given statement is False because according to the law of conservation of energy (E), energy…

Q: Calculate the amount of heat needed to boil 15.5 g of hexane (C,H4), beginning from a temperature of…

A:

Q: Calculate the kinetic energy of a 152. mg raindrop moving at a speed of 8.2 Round your answer to 2…

A:

Q: A plum with a mass of 35 g contains 30 Cal of nutritional energy. How many plums should a person…

A:

Q: What piece of metal will you heat (choose its number)? What piece of metal will you cool (choose its…

A:

Q: A person on a diet loses 1.57 kg in a week. How many micrograms per second (μg/s) are lost?

A: Weight lost by the person in 7 days is = 1.57 kg Weight lost by the person in micrograms per second…

Q: Carry out the following temperature conversions. Watch Significant figures. An over the counter pain…

A: Conversion of temperature scale....

Q: The temperature of 390 k is warmer than which one of the following temperatures? a- 109 °C b- 250 °F…

A:

Q: (3) Which of the following is not a unit of temperature? (A) Calori (B) Kelvin (C) Kilojoule (D)…

A:

Q: A block of aluminum is heated with 600J of energy. Its temperature increases from 10 degrees Celcius…

A: Given , Heat energy given , Q = 600 J initial temperature, Ti= 10°C final temperature, Tf= 47°C

Q: Time (minutes) Tomperature (OC)

A: Answer