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

How would you find the zero of f (x)=16x^4 - 9x^2

Mr. Wilk is a high school math teacher whose salaryis $33,660 for this school year, which has 180 days.In Mr. Wilk’s school district, substitute teachers are pa

I stuck with this one. Simplify expression 3ab² −5a²b+ (−3a²b)−4ab²

This questions is breaking my head... If a gumball is randomly chosen from a bag that containsexactly 6 yellow gumballs, 5 green gumballs, and 4red gumballs, wh

How can you make 16 dollars using exactly and only 3 bills, one of which is not a 10-dollar bill?

What happens when animals dont reproduce?

HOW MANY SQUARE NUMBERS IN A PACK OF 52 CARDS

whent did industrial revolution happened?

I stuck with this one. Simplify expression 3ab² −5a²b+ (−3a²b)−4ab²

why is the savannah a fragile enviroment?