lexp1202 lexp1202

10-03-2020
Chemistry

contestada

Which physical change can involve a negative OR a positive heat

Respuesta :

TexicanMarksman TexicanMarksman

10-03-2020

Answer:

used chem.libretexts

The sign convention is that the same for all enthalpy changes: negative if heat is released by the system and positive if heat is absorbed by the system.Apr 27, 2019

Answer Link

Otras preguntas

Which of the following was an economic spinoff of the success of automobiles? A. Railroads B. Clothing stores C. Coal industry D. Motel

what is the awnser for 10 4/5+3 7/8=

How many integers are their own multiplicative inverses? A) 0 B) 1 C) 2 D) 3

explain why much social media marketing is trial and error

A blank is a group of sentences that relate to a central or main topic

Select the correct and entire main clause of the sentence. Cathy went to the store because we were out of milk. The main clause is _____.

Which battle or civil war allowed north to capture mississippiriver?

*UPDATE* In meiosis, what makes up a tetrad? (A) identical fertilized gametes (B) individual sister chromatids (C) unpaired haploid daughter cells (D) paired ho

What type of substance contains more than one kind of element joined by chemical bonds?

If you were to make a cross section of the body through the diaphragm which body cavities would you separate ?