ilulouddyeTiny ilulouddyeTiny

21-01-2017
Chemistry

contestada

What is the difference between a physical change and a chemical change?

Respuesta :

angelaavhs angelaavhs

21-01-2017

A physical change doesn't change what the substance is. In a chemical change where there is a chemical reaction, a new substance is formed as well as new energy.

Answer Link

Otras preguntas

You can find electric power lines under the ground by looking for magnetic fields at ground level. This is best explained by which of these statements? A) All w

What are the Mound Builders known for? A. farming the desert B. hunting whales C. depending on the buffalo D. building large cities

"Amelia moved as if through water: each step a labor, each lifted foot a chore" Which word best summarizes the feeling presented in this excerpt? Awkward Exh

In a certain country, a letter up to 1 ounce requires postage in the amount of $0.42, and each additional ounce (or fraction of an ounce) has an additional cost

Most states granted voting rights to which group of people

which expression is the LCD of these fractions 1/p^3/4/7 A p^3+7 B p+7 C 7p^3 D 7p

can someone help me put this in order

Which of the following is NOT a way to build on your strengths?A. eating a healthy, wel-balanced dietB. only participating in sports you are good atC. learning

In 1850 there was a mix of free and slave states and territories. Why do you think this mix might have conflict with the free states?

Use an inequality symbol (<, >, =, ≤) to compare −3 + 7 _____ −10 − 2 A. > B. < C. = D. ≤