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

Write these as an algebraic expression 1) 8 less than w 2) k less than 24 3) n divided by 8 4) 3 groups of w You dont have to answer them all

a baseball team has home games on Thursday and Saturday. the two teams together earn $4746.50 for the team. Thursdays game generates $53.50 less than Saturday's

a man hits a golf ball (0.2kg) which accelerates at a rate of 20 m/s what amount of force acted on the ball

What is the scientific notation of 8888800

if Justin is 2 years older than ethan and in 9 years the sum of their ages will be 38 how old are they now? Can someone please help me with this question

What organelles could you find in lettuce cells but not mouse cells?

7/8 minus 1/2 equals

Jane wrote a note to the teacher wut is the preposition

A mutation changes the DNA sequence AAGCCTGGCAAT to the new sequence AAGCCTGCGCAAT. What kind of mutation has occurred? A. deletion B. insertion C. duplication

6/7 and 18/21 are the ratios equivalent.