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

Author Question: In general, the spectral lines of molecules are A) more complex than those of atoms. B) less ... (Read 111 times)

futuristic

  • Hero Member
  • *****
  • Posts: 638
In general, the spectral lines of molecules are
 
  A) more complex than those of atoms.
  B) less complex than those of atoms.
  C) only absorption lines.
  D) the same as the atoms they contain.
  E) nonexistent.

Question 2

What affects the average orbital speed of a star in our galaxy?
 
  A) the star's mass and the mass of the galaxy
  B) the mass of the galaxy inside its orbit and the size of its orbit
  C) the mass and age of the star
  D) the mass and age of the galaxy



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nickk12214

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

A

Answer to Question 2

B




futuristic

  • Member
  • Posts: 638
Reply 2 on: Jul 27, 2018
Wow, this really help


Animal_Goddess

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library