melissadecoste melissadecoste

21-09-2017
Chemistry

contestada

physical or chemical change. metal surface that becomes dull on exposure to air

Respuesta :

MeIsBella MeIsBella

21-09-2017

It's chemical change. Hope this helps

Answer Link

Otras preguntas

A cylindrical can, open at the top, is to hold 500 cm3 of liquid. Find the height and radius that minimizes the amount of material needed to manufacture the can

classify triangle ABC by its angles if m

Are these right? Which of the following factors does NOT affect the behavior of a gas in a closed container? the number of particles the average kinetic energ

Paul bought a 15-year treasury bond for a face amount of $600. The 2.5% interest will be compounded quarterly. What will the future value of Patrick's investmen

can someone check if i did this right? Question: Derive a formula for the mass of a planet in terms of its radius, r, the acceleration due to gravity at its sur

How do atoms ,which are unliving, form together and make a living organism?

what type of candy would disolve in dry ice or boiling water

Find the area of a sector with a central angle of 100 and a diameter of 5.1 cm. Round to the nearest tenth

Which relationship is being shown in the graph

What are people in a coastal location in Florida most likely to do if there are abnormally high winds leading to storm surges and dangerous rip currents? enga