Physical Science

posted by Da Fash

Hello!

Thanks for checking my question out!
____

2. Which of the following is NOT a clue that a chemical change has occurred? (1 point)

a) change in color
b) production of a gas
c) formation of a precipitate
d) change in shape

My Answer: D
Could someone please check my answer?

Thanks!
- Da Fash

  1. DrBob222

    I agree with this one. The wone about kinetic I agree with too but my answer won't post.

  2. Da Fash

    Oh, ok. Thanks! :)

  3. DrBob222

    one, not wone

Respond to this Question

First Name

Your Answer

Similar Questions

  1. Chem Lab

    Am I right? Classify the following properties of sodium metal as physical or chemical: •Silver metallic color—physical property •Turns gray in air—physical property •Melts at 98º C-melting point is physical property •Reacts
  2. science

    1. The ability of an apple to change color when exposed to air is a ____. (1 point)physical property chemical property physical change chemical change 2. Which of the following is NOT a possible sign of a physical change?
  3. chemistry

    When two solutions are mixed and a new color is observed, is this color change an indication that a chemical reaction has occurred?
  4. Science

    Which of the following is NOT a possible sign of a chemical change?
  5. Chemistry

    When an electric current passes through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183 C and the other has a boiling point of -253 C. Has a physical change or chemical change occurred?
  6. CHECK my answers Physical science

    1. which of the following should be classified as a suspension?
  7. Physical Science

    Hello! Thanks for checking my question out! ____ 5. If the volume of a cylinder is reduced from 8.0 liters to 4.0 liters, the pressure of the gas in the cylinder will change from 70 kilopascals to (1 point) a) 35 kilopascals. b) 105 …
  8. Physical Science

    Hello! Thanks for checking my question out! ____ 3. During a phase change, the temperature of a substance (1 point) a) increases. b) decreases. c) does not change. d) increases or decreases. My Answer: C Could someone please check …
  9. Science

    All of the following are indicators of a chemical change except: heat production color change phase change ** bubbling or fizzing A lot of people are saying color change, however in my lesson it says a chemical change has indicators …
  10. Science

    When an electric current is passed through water during the process of electrolysis two gases are formed. One gas has a boiling point of -183c and the other has a boiling point of -253c has a physical change or a chemical change occurred. …

More Similar Questions