QueenNerdy889 QueenNerdy889

11-06-2019
Biology

contestada

PLZ HURRY IT'S URGENT!!
Which identifies that a chemical reaction has occurred?

A.
New substances are produced.

B.
The color has changed.

C.
Bubbles have formed.

D.
Temperature has changed.

Respuesta :

animeplease030 animeplease030

11-06-2019

Chemical changes are not usually physical so you can’t see them I guess so I would put D

Answer Link

prettyboipotter14k prettyboipotter14k

11-06-2019

Answer:

it should be A.

Explanation:

Answer Link

Otras preguntas

21. Let a and b be real numbers. If (a+bi)-(3-5i) = 7-4i, what are the values of a and b? A. a-10, b=-9 B. a 10, b=1 C. a=4, b=-9 D. a=4, b=1

BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINLIEST BRAINL

In the accompanying diagram of circle O, mAB = 64 and m AEB = 52 What is the measure of CD?

The work done in moving an object through a displacement of d meters is given by W = Fd cos 0, where 0 is the angle between the displacement and the force F exe

In the accompanying diagram of circle O, mAB = 64 and m AEB = 52 What is the measure of CD?

a power supply maintains a potential difference of 58.1 v across a 1750 ω resistor. what is the current in the resistor

A fair 6-sided die is rolled. What is the probability that the number rolled was a 3 if you know the number was odd? Round to the nearest hundredth (2 decimal p

Which describes the transformation from the original to the image, and tells whether the two figures are similar or congruent?

At what temperature in °C does 0.750 mol of an ideal gas occupy a volume of 35.9 L at a pressure of 1.13 atm (R = 0.0821atm*L/mol*K)

Urgent help pleasee Question 8 (1 point) What is the pressure of a gas that originally occupied 2.7 L at a pressure of 3.4 atm, if the volume is increased to 10