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

Author Question: The proton has A) the same mass and charge as the electron. B) a smaller mass and same charge as ... (Read 99 times)

tingc95

  • Hero Member
  • *****
  • Posts: 556
The proton has
 
  A) the same mass and charge as the electron.
  B) a smaller mass and same charge as the electron.
  C) a smaller mass and opposite charge as the electron.
  D) a larger mass and opposite charge as the electron.

Question 2

If the empirical formula is CH2, and the molecular weight is equal to 180 10, then the molecular formula is ________.
 
  A) C6H12O6
  B) C14H21
  C) C8H12O4
  D) C13H26



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

D

Answer to Question 2

D





 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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?

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?

Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

For a complete list of videos, visit our video library