newmanms newmanms

02-05-2016
Chemistry

contestada

is zinc oxide a chemical or physical change when heated?

Respuesta :

lovelyduck lovelyduck

02-05-2016

It is a physical change. I goes from white, to yellow, back to white.

Answer Link

Otras preguntas

Is 3/4 a repeating decimal

For each representation below, decide if it is a function. justify your answer. ( I literally don’t understand this please help, THANK YOU!:)

The table shows the number of condo sales per month for a new condo building. Select all the equations that could represent the number of sales.

To avoid a service fee, your checking account balance must be at least $500 at the end of each month. Your current balance is $525.17. You use your debit car

An entertainment reporter examines the average ticket prices of Broadway shows, comparing them to the number of total performances the shows have had. A resulti

any drainers on here :p

Which term refers to the first level of a product, which depends on the customer value it generates? A. augmented product B. core benefit C. expected product

OD 9. How do writers use indirect characterization to reveal character traits? Select all that apply. through the character's actions through the character's th

that are also equivalent to 0.5 + 10b + 4 = 19.5 A.106 +4= 19.5 B.10b + 4 = 19 C.2 (0.5 + 106 + 4) = 39 D.10b 19.5 E.10b = 15

Who helped to unite the protesters against the British?