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

Author Question: How many grams of gallium are there in a 145 gram sample of gallium arenside, GaAs? A) 74.9 g B) ... (Read 382 times)

futuristic

  • Hero Member
  • *****
  • Posts: 638
How many grams of gallium are there in a 145 gram sample of gallium arenside, GaAs?
 
  A) 74.9 g
  B) 69.7 g
  C) 145 g
  D) 6.02  1023 g

Question 2

If you need 10. moles of sucrose, how many liters of a 4.0 molar solution would you need?
 
  A) 2.5 L
  B) 0.25 L
  C) 25 L
  D) 10. L
  E) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Joy Chen

  • Sr. Member
  • ****
  • Posts: 354
Answer to Question 1

B

Answer to Question 2

A





 

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

For a complete list of videos, visit our video library