PrincessAnna00 PrincessAnna00

04-04-2016
Physics

contestada

Is the formation of rust on an iron nail a chemical change or a physical change? Explain your answer.

Respuesta :

jillimitchell jillimitchell

04-04-2016

it is a chemical change because you cannot undo rusting and a new substance- the rust- is formed

Answer Link

Otras preguntas

Stay strong, you can do this. Things are going to get better. Fighting!!!

Why is a feather non living? Give detailed explanation. Thanks

What’s the value of Y?

Which one shows a way to factor 36c - 24? 3(10c - 8) a. 6(30c - 24) b. 36(c - 24) c. 6(6c - 4) d. 12(3c - 1/2)

HELP ASAP!!!1.) A cleaning solution has 1/100,000 of the hydrogen ion concentration of water. What is its pH rating? 1) 42) 53) 64) 7

What is the definition for greatest?

What is the correct prefix for 6? O A. Oct- O B. Hepta- O C. Nano- O D. Hexa-

Thirty-three students in a math class took their chapter test, and 25 of these students passed the test. What percent of students failed the test? Round your an

answer pls pls plsss

Choose an organism and predict a trait that would be helpful for its survival. Do you think this could be an evolutionary change? What would have to happen for