Answer the question find the % od the fraction
1) 3 /100
2) 5/100
3) 7/30

answer the questions for points

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water