Find the amount of heat energy needed to raise the temperature

Q: For substances that will be in thermal contact, how would we know which will absorb energy (heat),…

A: When substances are in thermal contact , To determine which will absorb energy and which will…

Q: Using the model below answer the question. Explain: How can products and reactants have different…

A: Endothermic reactions : These are the reactions in which the energy of the final product is more…

Q: Contrast potential and kinetic energy.

A: There are different forms of energy. The kinetic energy and potential energy are two of them. They…

Q: What heat transfer happens when you burn your hand by touching a fire ?

A: Heat :-  It is a form of energy that transfer  from one body to another due difference in…

Q: ", heat HO

A: Given : We have to write the reaction .

Q: Which of the following cannot leave or enter a closed system: heat, work, or matter?

A: Closed system  that exchange energy and not the matter with surrounding

Q: How heat related to change of temperature

A: Heat is a form of energy that moves from hot body to cold body.

Q: What are the factors affecting the Kinetic Energy (joules)? Why?

A: The energy possesed by body dueto its motion is known as kinetic energy.

Q: y specific heat.

A:

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: How many grams of water at 100 c could be changed from liquid to gas if 4320 calories of heat were…

A: Here we have to use standard value of heat of vaporization of water. Using that value we can…

Q: H2O H, Heat

A:

Q: Energy involved in an exothermic reaction and an endothermic reaction A. If the first quantity is…

A: Given A. If the first quantity is less than the second quantityB. If the first quantity is greater…

Q: H2NNH2, OH CI heat AICI3, heat

A: According to the given conditions, substrate cyclohexene undergoes Friedel-Crafts type of Acylation…

Q: describe THE NATURE OF ENERGY

A: Energy is the capacity to do some work. It is the ability to cause change.Energy comes in different…

Q: 1. For substances that will be in thermal contact, how would we know which will absorb energy…

A: #1: When two substances are in thermal contact with each other, heat is transferred in the form of…

Q: State whether the kinetic energy of the underlined object increases or decreases as a result of the…

A: Kinetic energy is the energy an object possesses due to its motion.An object of mass (m) moving at…

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: 24. In the specific heat equation, what unit must temperature be? Fahrenheit Kelvin Joules Celsius

A: We know , Specific heat equation is ; q = m × C × ∆T  q = heat Absorbed or released m = mass of…

Q: Draw a graph of the "Potential Energy" fo

A: P.E increases when no change in temperature is noticed. K.E increases when there is increase in…

Q: A sample of brass, which has a specific heat contains 200.0 g of water. The brass sample the…

A: Loss of Heat of the Metal brass = Gain of Heat by the Water -Qbrass = Q water Q = mC∆T -mC ∆T for…

Q: What is a liquid’s heat of vaporization?

A: Introduction- Liquid state has atoms not so closely packed and it has no shape of its own. It has…

Q: what are the states of matter of the temperature´s

A: States of matter are mainly 3 types  i) Solid ii) liquid iii) Gas These phase transition depends on…

Q: How much heat is required to raise the temperature of 7.35 g of water from 21.0 to 98.0 °C (Assume…

A:

Q: The type of reactions that generate heat are known as _________________________ reactions. Fill-in…

A: During the chemical reaction energy may occur in the form of heat ,light changes chemical reaction…

Q: Is heat absorbed or released between points D and E. How does it relate to the physical state(s)…

A: Is heat absorbed or released between points D and E has to be given,

Q: If chart B represents the cooling of a 14.0 g of a substance at a constant rate, determine the…

A: The substance is in the liquid phase from C to D. We can find the specific heat of the substance by…

Q: The required amount of heat of the liquid substance for its one mole to vaporize.

A:

Q: Give at least one chemical changes that are obviously accompanied by energy change.

A: A change in which chemical composition of substance changes is called a chemical change. For…

Q: Define The specific heat of a substance changes with temperature.

A: The specific heat capacity is the amount of energy required to raise the temperature of one gram of…

Q: What are the important cycles of matter?

A: The elements of periodic table are found in different states of matter on earth.  The important…

Q: How is the kinetic energy of a gas related to temperature?

A: Introduction- Gaseous molecules do not have any order as they do not have any shape or size. In…

Q: How many joules of heat are lost b A 400 g of substance as it cools from 50.5 C to -10.5°C? The…

A:

Q: A 720mL sample of water was cooled How much heat was lost?

A:

Q: HO H', Heat

A:

Q: difference between heat and temperature

A: The SI unit of heat is J and the SI unit of temperature is K

Q: Ho H, Heat

A: It is elimination reaction.  Major product will take according to saytzeff rule.

Q: U specific heat of water O final temperature of metal final temperature of water initial temperature…

A:

Q: How do you call the technique used to determine the heat gained or lost by a substance during a…

A:

Q: A pan is placed over a gas stove. Describe which would be endothermic and/or exothermic (pan and…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Define specific heat.

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: an object with high kinetic energy would feel ??? to the touch -cool -rough -warm -smooth

A: Kinetic energy of the object is directly related to the temperature as follows: K.E. = (3/2)KBT…

Q: Calculate the amount of heat needed

A: Given :- mass of acetic acid = 115 g                initial temperature = 33.9 °C  To be calculated…

Q: You are asked to study how much table sugar can be mixed or dissolved in water at different…

A: Dissolution can be either an exothermic process or an endothermic process. An exothermic process…

Q: Calculate the total amount of heat associated with changes in physical states of a substance.

A: The conversion of ordered state to less ordered state is the change in phase of the system. This…

Q: Water has a high specific capacity; this means that it takes a lot of energy to change the…

A: Specific heat capacity is defined as the amount of heat required to increase the temperature of 1 g…

Q: Chemical potential energy and simply potential energy differ because its stored energy: (select all…

A: Energy is a thermodynamic quantity that indicates the capacity to do work. There are two major types…

Q: What is heat capacity?

A: Heat capacity is a physical property of matter, defined as the amount of heat needed to be supplied…

Q: The temperature of a Bunsen burner flame is about

A: