janayawright292007 janayawright292007

13-10-2020
Chemistry

contestada

When a log burns in a fire, a a physical change has occurred. b mass is gained. c new substances are formed.

Respuesta :

tristinlowe07 tristinlowe07

13-10-2020

Answer: technically it is chemical and physical change

Explanation: chemical bc it’s burning and physical bc it’s going from a log to ashes

Answer Link

LilDinoZephyrine LilDinoZephyrine

13-10-2020

Answer:

C! New substances are formed.

Explanation:

The burning log will release carbon dioxide, which is a new substance that was never there in the first place.

Answer Link

Otras preguntas

Are the corresponding calculations correct for a 10th grade teacher(what they'd look for).

how long do executive agreements last

Clint’s salary increased from $20,000 to $32,000 over a three year period. Helen’s salary increased from 27,000 to $43,200 over the same period. Whose salary in

If there are 20 stones evenly lined up in a circle, which stone is directly across from the third stone?

How were the Spartan children similar to children today?

Write a real-life word problem that corresponds to the equation below. x2 = 144 Scoring Rubric Scoring Rubric Sample Responses: Shane has a square garden. The

Help meh plz Solve: 2x - 3 = 2x - 5 A)-2 Β) 0 C) 5/3 D) no solution

–3х - 7y = 8 3х - 2y = 44

-7 = (m-9/4 please show your work!

Acceleration is always measured in meters per second squared. Why is acceleration not measured in meters per second like speed? Explain.