3 years ago

An example of a physical change is

Chemistry

2 answers:

alexdok [17]3 years ago

7 0

Answer:

A: Crushing a Rock

Explanation:

The rock is physicially being broken down and turned into either smaller pieces of rock or dust if you pound it hard enough.

aev [14]3 years ago

5 0

Answer:

the answer is a) crushing a rock because even though you broke it, its still a rock just in smaller pieces. B is not the answer because its a chemical change. The shirt is losing colour and you can't reverse it.

You might be interested in

What is the answer to this^

bogdanovich [222]

Your answer would be D.

8 0

3 years ago

Read 2 more answers

Please someone help me Balance this equation.

NeTakaya

Answer: This is an oxidation-reduction (redox) reaction:

3 C-II - 12 e- → 3 CII (oxidation)

4 CrVI + 12 e- → 4 CrIII (reduction)

C2H5OH is a reducing agent, K2Cr2O7 is an oxidizing agent.

7 0

2 years ago

Which temperatures originally represented the fixed points<br> Celsius temperature scale?

frez [133]

Answer:Since 1743 the Celsius scale has been based on 0 °C for the freezing point of water and 100 °C for the boiling point of water at 1 atm pressure. Prior to 1743 the values were reversed (i.e. the boiling point was 0 degrees and the freezing point was 100 degrees).

Explanation: i no it

8 0

2 years ago

What are sand grains,pebbles,mud,shells, and leaves all examples of

navik [9.2K]

Abiotic factors maybe?

6 0

3 years ago

Read 2 more answers

Unknown compounds can usually be identified based solely on their _____.

34kurt

Hysical proprerties i think