« previous next »

Author Question: Gallium crystallizes in a primitive cubic unit cell. The length of the unit cell edge is 3.70 . The ... (Read 83 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562
on: Aug 27, 2018
Gallium crystallizes in a primitive cubic unit cell. The length of the unit cell edge is 3.70 . The radius of a Ga atom is ________ .
 
  A) 7.40
  B) 3.70
  C) 1.85
  D) 0.930
  E) Insufficient data is given.

Question 2

To convert from one resonance structure to another, ________.
 
  A) only atoms can be moved
  B) electrons and atoms can both be moved
  C) only electrons can be moved
  D) neither electrons nor atoms can be moved
  E) electrons must be added


orangecrush

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Achilemys cassouleti, the most primitive testudine Achilemys cassouleti, the most primitive testudine
Cell Cell
Cell Organelles Cell Organelles
A functional renal unit. A functional renal unit.
Positive and negative selection during T-cell development. Positive and negative selection during T-cell development.
Cell parts and their functions Cell parts and their functions
Video: DNA Sequences - Dideoxy Sequencing

For a complete list of videos, visit our video library