3 years ago

What is true of a physical change

2 answers:

Citrus2011 [14]3 years ago

7 0

A physical change occur when objects or substances undergo a change that does not change in which the composition of a substance changes or one or more substances combine or break up from new substances.

mafiozo [28]3 years ago

3 0

Answer:

It is that type of change in which no chemical reaction takes place.

Explanation:

Physical change:1.It is type of change in which no chemical reaction takes place.

2.In physical change , one substance does not change in other substance.

3.Form of matter may be change.Example water.

When water is change into ice or steam.It is not a chemical change .it is physical change.

4.Size or shape of matter may be changed.

5.Physical changes are usually reversible.

You might be interested in

In the laboratory, you have a beaker containing 100 milliliters (mL) of NaOH solution at pH = 13. Into this beaker, you carefull

romanna [79]

Answer:

d. The pH of the beaker`s contents will decrease.

Explanation:

Since the new substance is an acid and has a very low pH, that is 1. it will reduce a little bit the pH of the original base (NaOH). Some ions of hydrogen of the acid are going to react with the hydroxyl group of the sodium hydroxide to form water.

Since the differences of the volume is big, only a small part of the base is going to be neutralize, but at the end, the final pH of the solution is still going to be a base.

Hope this information is useful.

3 0

3 years ago

Ginamit sa bubungkal ng lupa sa paligid ng halaman? ano ang pangalan nito

Dovator [93]

Answer:

dulos

Explanation:

Pwedeng gamiting panlipat ng lupa

3 0

3 years ago

MOST DIFFICULT QUESTION OF ALL TIME. CAN YOU SOLVE?????????????????????????????????????????????? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~