This topic contains a solution. Click here to go to the answer

Author Question: Which element was rare and valuable until 1886 when an inexpensive way of producing the metal from ... (Read 83 times)

viki

  • Hero Member
  • *****
  • Posts: 525
Which element was rare and valuable until 1886 when an inexpensive way of producing the metal from its mineral ore was discovered?
 
  A) aluminum
  B) copper
  C) nickel
  D) silicon
  E) none of the above

Question 2

A basketball is inflated to a pressure of 1.90 atm in a 24.0C garage. What is the pressure of the basketball outside where the temperature is -1.00C?
 
  A) 1.74 atm
  B) 1.80 atm
  C) 2.00 atm
  D) 2.08 atm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ecabral0

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

A

Answer to Question 2

A




viki

  • Member
  • Posts: 525
Reply 2 on: Aug 27, 2018
Wow, this really help


laurnthompson

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

 

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

For a complete list of videos, visit our video library