Gases ;-;

Question 1

where are gases present

Answer 1

• Atmosphere
• Dissolved in oceans
• Solid materials

Question 2

substances in atmosphere

Answer 2

• 78% N2
• 21% O2
• Argon and CO2

Question 3

Nitrogen technological applications

Answer 3

• P food freshness
• Manufacturing fertilizers
• Inflate Tires

Question 4

Oxygen technological applications

Answer 4

• administered to ppl with respiratory problems or under general anesthesia
• allows pressurization inside planes
• oxidizer to ignite the flame torches

Question 5

Compressed air technological applications

Answer 5

• scuba divers carry tanks
• pneumatic tools
• produce bubbles for manufacturing light and insulating materials

Question 6

Combustile gases technological applications

Answer 6

• natural gas and propane used for heating + cooking
• Fuel combustion engines

Question 7

Noble gases technological applications

Answer 7

• Illuminated signs
• incondencent LB and btw glass windows panes
• Balloons used for weather data

Question 8

Carbon Dioxide

Answer 8

• Preserved foods in warehouses
• Paintball

Question 9

Liquid density

Answer 9

0.875 a/mL

Question 10

Gases occupy a volume of

Answer 10

22.4L of STP

Question 11

1 mol of gas at STP is

Answer 11

28.96g

Question 12

Density of air at STP

Answer 12

1.3 x10^-3 g/mL

Question 13

101.32 KPa is

Answer 13

• 14.7 Psi
• 760 mm Hg
• 760 Torr
• 1atm