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

Quick Math Question for 50 Points! Anybody willing to help? If so, brainliest plus huge thanks! :D Eight less than the product of three and a number is the same

PLEASE HURRY FAST!!! Jim is building a pen for his puppy. His puppy has an area of 127 square feet. Which is the best estimate for the number of feet of fencing

A car starts from rest and travels for 4.0s with a uniform acceleration of + 1.3m/s^2. The driver then applies the brakes, causing a uniform acceleration of - 1

Kara is running a marathon. After 2 hours, Kara has run 13 miles. After 4 hours, Kara has run 26 miles. What is her speed, in miles per hour?

g(x) = 4x+6 h(x)=x-5 Write the expressions for (g-h) (x) and (g-h) (x) and evaluate (g- h) (3). (g-h)(x) = (g-h)(x) = 0 (g+h)(3) =

why does bread dough is needed to be left for hours or a day before baking?

A student graphed distance versus time for an object that moves 14m every 2 s. the speed of the object is

-15p+32p please awnser its rsm hw

The sun ____ in the East.

There are two temples, one on each bank of a river, just opposite to each other. One is 54m high. From the top of this temple angle of depression of the top and