ineedanswerss423
ineedanswerss423 ineedanswerss423
  • 19-10-2020
  • Chemistry
contestada

Extra points!

Classify each of the following as a physical change or a chemical change.

grinding glass:

rusting of iron:

burning a candle:

sanding wood:

Respuesta :

lxixl lxixl
  • 19-10-2020

Answer:

1A

2B

3B

4A

Explanation:

Answer Link
JustinVu6 JustinVu6
  • 19-10-2020
Grinding a glass: Physical Change
Rusting of Iron: Chemical Change
Burning a candle: Chemical Change
Sanding a wood: Physical Change
Answer Link

Otras preguntas

4. A 48 inch long cylindrical shaped cannon has a diameter of 4 inches. There are two 3 inch diameter cannonballs inside it. How much empty space is in the ca
I just want to make sure I’m correct please help
in your own words , why is the fourth amendment important?!!!
the variable z is directly proportional to x, and inversely proportional to y. when x is 9 and y is 6, z has the value 19.5. what is the value of z when x=14, a
PLZZ HELP!!! MATHS QUESTION!!! Please help me with question 5. I have no idea how to work it out.
You may feel that certain dangerous behaviors are normal if: A. They can be performed quickly and easily B. You stop scanning the road as you drive C. You've ob
Question 1 with 10 blanks MARIANA ¿(1) (to see) el partido en la televisión? LUCÍA No, hoy (2) (to prefer) ir al cine. Yo (3) (to want) ver una película frances
What were the five o clock folliies?
The equation of a circle is x2 + (y – 10)2 = 16. The radius of the circle is units. The center of the circle is at .
Which statement best describes triangles UVW and XYZ? A. They are similar and congruent. B. They are similar, but not congruent. C. They are congruent, but not