Which property of a substance is not altered by a physical change?
A) shape
B) density
C) composition
D) temp.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

What is a property of a double replacement reaction

How many atoms are there in 5.70 mol of mg