This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Alchemist of the Middle Ages believed that ________. A) atoms are the basis of matter B) ... (Read 112 times)

brutforce

  • Hero Member
  • *****
  • Posts: 540
on: Aug 27, 2018
Alchemist of the Middle Ages believed that ________.
 
  A) atoms are the basis of matter
  B) materials can be altered to produce new molecules
  C) a substance can be transformed into gold by altering its basic qualities
  D) iron is strong and springy because its atoms are shaped like coils

Question 2

Light is emitted as an electron transitions from a higher energy state to a lower energy state. How long does it take for the actual transition to take place?
 
  A) several seconds
  B) several microseconds
  C) several nanoseconds
  D) no time at all


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcomstock09

  • Sr. Member
  • ****
  • Posts: 377
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

D


brutforce

  • Member
  • Posts: 540
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

TheDev123

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

The molecular basis of genetic complementation The molecular basis of genetic complementation
Plotting the Ages of Stars Plotting the Ages of Stars
Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19 Model of a longitudinal study in which 983 students were surveyed in 1984 and then again in 1985, 19
Why did these young volunteers of the First Virginia Militia join the Confederate army in 1861? “It Why did these young volunteers of the First Virginia Militia join the Confederate army in 1861? “It
About 78% of middle-aged adults (aged 40–59) have at least one living parent, and for over a third ... About 78% of middle-aged adults (aged 40–59) have at least one living parent, and for over a third ...
Interactions of Light and Matter Interactions of Light and Matter
Video: The pH scale - Strong acids and Weak acids

For a complete list of videos, visit our video library