usr7a6c8mk usr7a6c8mk
  • 23-09-2022
  • Chemistry
contestada

15. Which of the following shows a physical change?
A. C₂(g) +20₂(g) → 2CO₂(g)
B. 2Cu(s) + O₂(g) → 2CuO(s)
c. 2Pb(s) → 2Pb(1)
D. K(s) + I(s) →KI(s)

Respuesta :

Otras preguntas

Solve for x. 9x + 2 = 5x + 22
x2+4x+6 a.f(-8) b. f(x+4) c.f(-x)
Which of the following is a classified as a binomial? A. 3x^3 -6x^2-x B. 6x^3-6x^2+x-1 C. 3x^3-6x D. 6x^3
French 1: How to write "953"
3. Kim ran 3 one-mile races, 6 two-mile races, 4 five-mile races, and 1 ten-mile race. What is the mean number of miles Kim ran in the races? Show your work.
Can someone pleaseee help me out
in a ___ individuals all have an equal chance of being selected and all samples have an equal chance of being selected?
What is a good explanation as to why water boils in a pot sitting over fire...
PLEASE HELP ME WITH THIS QUESTION ASAP!!!!
Match each barrier of communication to the situation with which it corresponds. Edward asks Harry to fill out his log sheet, presuming that Henry knows how to