Chemistry, 29.08.2019 12:30 beepbeep123

In an endothermic reaction: a. heat is released by the system, and there is a positive change in enthalpy. b. heat is released by the system, and there is a negative change in enthalpy. c. heat is absorbed by the system, and there is a negative change in enthalpy. d. heat is absorbed by the system, and there is a positive change in enthalpy.

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 13:00

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?

Answers: 1

Answer

Chemistry, 22.06.2019 14:00

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Answers: 2

Answer

Chemistry, 22.06.2019 14:30

Is a pencil falling to the floor anon contact force, a force, or a contact force

Answers: 1

Answer

Chemistry, 22.06.2019 16:50

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

Answers: 3

Answer

You know the right answer?

In an endothermic reaction: a. heat is released by the system, and there is a positive change in en...

Questions

Business, 24.06.2020 15:01

Starting up a lemonade stand...

Mathematics, 24.06.2020 15:01

18. Neyha has six number cards. Here are four of Neyha's cards. The mean 2 points of all six cards is 8 The range of all six cards is 4 What are the...

Chemistry, 24.06.2020 15:01

Compared to visible light, an electromagnetic wave that has a higher wavelength will also have A. higher frequency and higher speed. B. h...

Mathematics, 24.06.2020 15:01

123 grams is rounded to nearest whole. Write down the minimum possible mass it could have been. plus help...

English, 24.06.2020 15:01

Place a checkmark next to each historical event that influenced Frankenstein: Charles Darwin publishing his Theory of Evolution the Industrial...

Chemistry, 24.06.2020 15:01

A 15-year-old female presented to the surgical unit with se/1 acute pancreatitis. Some of her laboratory results were as follows: Plasma fastin...

Physics, 24.06.2020 15:01

Gold has a density of 19300 kg/m³. Calculate the mass of 0.02 m³ of gold in kilograms....

Chemistry, 24.06.2020 15:01

Crude oil is a miscible mixture of liquids that has many uses . During the refining process it is separes and used to produce aviation fuel diesel fue...

Business, 24.06.2020 15:01

Write short business plan for small scale business...

Chemistry, 24.06.2020 15:01

What forces hold ionic solids together? O A. lonic bonds B. Covalent bonds C. Metallic bonds D. Hydrogen bonds SU...

Mathematics, 24.06.2020 15:01

If you horizontally shift the linear parent function, Fx) = x, left two units, what is the equation of the new function?

Mathematics, 24.06.2020 15:01

The function g(x) is graphed....

History, 24.06.2020 15:01

The ad promotes a new brand of car. What benefit of the internal combustion engine does the ad emphasize?...

Mathematics, 24.06.2020 15:01

In a class of 25 students, 15 other them have a cat, 16 of them have a dog and 3 of them have neither. Find the probability that a student chosen at r...

History, 24.06.2020 15:01

Edwin Booth greatly contributed to the advancement of theatre technology with the opening of his theatre in 1869. His theatre contained several modern...

Mathematics, 24.06.2020 16:01

What is the final amount if 1442 is increased by 9% followed by a 6% decrease?...

Mathematics, 24.06.2020 16:01

1.solve for x 3(10 - 2x)=18...

English, 24.06.2020 16:01

Which travels faster? Hot or Cold?...

Biology, 24.06.2020 16:01

evaluate the use of both embryonic stem cells and adult stem cells in the use of therapeutic treatment...

Geography, 24.06.2020 16:01

Two feautures of constructive waves geography...

More questions: Chemistry Another questions