Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Chemistry
A solution is made with 2.0 g of substance that cause the temperature of 75.0 g of water to decrease from 23.1 C to 18.7 C. The specific heat of water is 4.18 J/g C.
1 answer
Do you have a question?
You can
ask a new question
or
answer this question
.
Similar Questions
A scientist puts a substance in a freezer, where the temperature of the substance changes by º C per minute. At 8:00 PM, the
Top answer:
To find the temperature of the substance at each time, we need to know the rate at which the
Read more.
A scientist puts a substance in a freezer, where the temperature of the substance changes by -1/9 º C per minute. At 8:00 PM,
Top answer:
To find the temperature of the substance at each time, we need to determine the amount of time that
Read more.
Calculate the specific heat capacity of substance x from the following data. A container made of the substance x has a mass of
Top answer:
the sum of heats gained is zero 3.6*cx*(18-16)+ 14*cw*(18-16)+1.8*cx*(18-180)=0 solve for cx
Read more.
As the kinetic energy of particles increases, (1 point) Responses the substance's temperature decreases. the substance's
Top answer:
The correct answer is: the substance's temperature increases.
Read more.
Examine the table. To the following types of substance do sound waves travel the fastest? gasses substance temperature and speed
Top answer:
Based on the given table, we cannot directly determine which type of substance sound waves travel
Read more.
Which information does the boiling point give about a substance?(1 point) Responses the phase of the substance the phase of the
Top answer:
The boiling point of a substance provides information about the temperature at which it changes from
Read more.
The molar heat of solution of a substance is found to be +35.34 kJ/mol. The addition of 0.20 moles of this substance to 1.5 L
Top answer:
To find the final temperature of the solution, we can use the principle of heat transfer. The heat
Read more.
Which answer choices best indicate that a substance has experienced a chemical change?
Select all that apply. when the substance
Top answer:
A, B, D?
Read more.
When a substance changes from one phase to another, which of the following occurs?
the substance loses or gains heat the average
Top answer:
You know 1 is true because of heat fusion and heat vaporization. You know 3 is not true since
Read more.
Question 4 (4 points)
The boiling point of a substance is the temperature at which a substance changes from a liquid to a gas.
Top answer:
Reordered answer: 1. Water 2. Chloroform 3. Ammonia 4. Butane
Read more.
Related Questions
What would happen to a substance at the theoretical temperature of 0 K?(1 point)
Responses The substance’s particles would stop
A solution is made at room temperature containing 90 g of NaCl and 200 g of water. It is brought to a temperature of 50°C. What
Which information does the boiling point give about a substance?(1 point)
the types of electric charges between particles the
What would happen to a substance at the theoretical temperature of 0.K? (1 point)
O The substance's particles would stop moving
What is the relationship between kinetic energy and temperature?(1 point)
Responses As the kinetic temperature of a substance’s
An unknown substance has a mass of 16.3 g. The temperature of the substance increases by 20.1 degrees Celsius when 126 J of heat
Question 4 (1 point)
The diagram below shows two substances, A and B, which are at different temperatures. What will happen when
A saturated solution is made by dissolving 0.252 g of a polypeptide (a substance formed by joining together in a chainlike
What would happen to a substance at the theoretical temperature of 0 K?(1 point)
Responses The substance would turn from liquid
What would happen to a substance at the theoretical temperature of 0 K?(1 point)
Responses The substance’s particles would