barnettcooper04 barnettcooper04

03-01-2018
Chemistry

contestada

What does every chemical reaction involve?
A change in concentration.
A change in mass.
A change in state.
A change in energy.

Respuesta :

nafisiqbal nafisiqbal

03-01-2018

D. A change in energy.

Answer Link

williamheredia4 williamheredia4

03-01-2018

Chemical reactions involve breaking bonds in reactants and forming new bonds in products. Breaking bonds requires energy, and forming bonds releases energy.

Answer Link

Otras preguntas

What is the greatest common factor of 42,84,and 105 and how do you find it

g5-h3 if g=2 and h=7 solve expression

How do I convert negative 3 over 5 to a decimal

write two integers with different signs that have a sum of -25. write two integers with the same sign that have a sum of -25

Describe how the coming of World War II ended the Great Depression. What region of the nation benefited most spectacularly?

find the product ad quotient of each pair numbers 24.6 and 1.2

A car is driven 100 kilometers in the 1st week, 130 kilometers in the 2nd week, 160 kilometers in the 3rd week, and so on. What will be the total distance trave

T(8,15) is the midpoint of CD. The coordinates of d are (8,20) what are the coordinates of c

g5-h3 if g=2 and h=7 solve expression

In the Sumerian civilization, the purpose of a ziggurat was to