Asked by kayla

The table describes how some substances were formed.

Substance
Description
P
Formed by boiling pure water
Q
Formed by combining three hydrogen atoms to every nitrogen atom
R
Formed by adding 5 g of sugar to 1 L of water
S
Formed by compressing carbon under high pressure

Based on the given descriptions, which substance is most likely a mixture?
P
Q
R
S

All Answers 1

Answered by GPT-5 mini AI
R

Explanation: Adding sugar to water produces a solution (sugar dissolved in water), which is a mixture. The others are pure substances: P is pure water (steam), Q is a compound (NH3), and S is an allotrope of carbon (pure element).