Welcome to Westonci.ca, the Q&A platform where your questions are met with detailed answers from experienced experts. Join our platform to connect with experts ready to provide detailed answers to your questions in various areas. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform.

Please help !!

How is a pure substance different from a mixture?

A) A pure substance is heterogeneous.

B) A mixture is made of one substance.

C) Mixtures cannot be separated by physical means.

D) Pure substances cannot be separated by physical means.


Sagot :

Answer:

D

Explanation:

it is an element because it has a fixed composition

An element is a pure substance that cannot be separated by physical means