Question

please give me the answer​

Answer 1

THIS IS OF QUESTION NO 3☝️☝️

HEY MATE I KNOW THE ANSWER

1. A CHANGE WHICH OCCURS WITHOUT THE CHANGE IN THE COMPOSITION AND CHEMICAL NATURE FROM. EX. BOILING,MELTING

ETC.

2. A CHANGE WHICH OCCURS WITH THE CHANGE IN THE COMPOSITION AND CHEMICAL NATURE. EX. COOKING, RUSTING ETC.

PLS........MAKE MY ANSWER BRAINLEST.....

Answer 2

hey mate here is your answer........

1. physical changes are changes affecting the form of a chemical substance but not it's chemical composition.

example: textural changes, transition to a gas.

2.chemical change occurs when a new substance is formed through a chemical reaction like when fruit ripens or rots.

when something undergoes chemical reaction and new substance is formed as a result we call this chemical change.

example: burning wood ,souring milk.

3. chemical reactions happens when one or more chemicals are changed into one or more other chemicals.

example: iron iron and oxygen combining to make Rust, vinegar vinegar and baking soda combining to make sodium acetate.

hope this will help you Mark me as brain list.......