ieatchildrenn ieatchildrenn

13-11-2020
Chemistry

contestada

What is evidence that a chemical change has happened?
O A. The temperature of a substance increases or decreases.
B. The amount of matter increases.
C. A substance changes into a new kind of substance.
O D. You observe a color change.

Respuesta :

qowiiwwijwjwjw qowiiwwijwjwjw

13-11-2020

i think the answer is D

Answer Link

Otras preguntas

Write a pseudocode that calculates square root of two numbers.

use equation below to find y, if m=7, x = 6, and b = 2. v=mx+5

As an environmental scientist, Mike wants to address the issue of climate change. Studying which aspect will help Mike address the issue? A. higher levels of ul

Help me I don’t understand what to do !!!!

Plants need other molecules besides glucose. Where do these molecules, such as cellulose and fructose, come from?

how to use "you" to a friend in spanish?

what is 37788.0 / 7578.5 i do not know the answer

Rowan and Vanessa plan to pool their money and talents to form a general partnership and start a music school. One of the first things Rowan and Vanessa should

Which number set shows the natural numbers? a ( 1, 2, 3 , 4, 5, ...) b ( 0, 1, 2, 3, 4, 5, ...) c (... -3, -2, -1, 0, 1, 2, 3, .

-2x+11+6x help please ASAP