Automobile tires are typically inflated to about 30 pounds of ...

[penza]

Automobile tires are typically inflated to about 30 pounds of pressure per square inch. What is the typical air pressure of a tire in kPa? One atm = 14.70 lb/ .
 
  A) 2.0  10-3 kPa
  B) 2.0 kPa
  C) 2.1  102 kPa
  D) 2.1  105 kPa

Question 2

Chalcocite, chalcopyrite, and malachite are sources of which metal?
 
  A) manganese
  B) copper
  C) titanium
  D) iron
  E) zinc

[nicoleclaire22]

Answer to Question 1

C

Answer to Question 2

B

[penza]

Thanks

[nicoleclaire22]

Welcome