lupita3388 lupita3388

25-04-2020
Chemistry

contestada

Which word describes AH for exothermic reactions?
O negative
O small
positive
O zero

Respuesta :

SvetkaChem SvetkaChem

25-04-2020

Answer:

negative

Explanation:

Exothermic reaction - energy is out of system, so energy of system becomes smaller, and ΔH<0.

Answer Link

Otras preguntas

There are 7 students in a small class. To make a team, the names of 2 of them will ne drawn from a hat. How many different teams of 2 students are possible.

Which action can hurt your credit score? I. Paying your phone bill late. II. Taking the bus to work. III. Maxing out several credit cards. IV. Using the interne

Which best states Justice Harry Blackmun’s position in Roe v. Wade?

The northern Pacific coast has some of Mexico’s best farmland because of _____.

The government legislation restriced immgration from based on race

Which solid is the best thermal insulator

I need help is it A B C or D

Based on the information in this table, which county MOST supports female participation in the democratic process?

Read the excerpt. From “Hope’ is the Thing with Feathers” by Emily Dickinson “Hope” is the thing with feathers– That perches in the soul– And sings the tune

Which of the following gases was not believed to be present on Earth at the time of its formation 4.6 billion years ago? a. oxygen c. water vapor b. nitrogen d.