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

Author Question: The mass number of an element is ________. A) the sum of the protons and the neutrons B) the sum ... (Read 82 times)

karateprodigy

  • Hero Member
  • *****
  • Posts: 550
on: Aug 27, 2018
The mass number of an element is ________.
 
  A) the sum of the protons and the neutrons
  B) the sum of the electrons and the protons
  C) the sum of the electrons and the neutrons
  D) the sum of the isotopes
  E) the number of protons

Question 2

Which of the following statements best describes the usual properties of most compounds besides water?
 
  A) The density of a material increases when it solidifies.
  B) The volume of a material increases when it solidifies.
  C) The mass of a material increases when it solidifies.
  D) The molecules become more closely packed when they liquify.
  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

Edwyer

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A


karateprodigy

  • Member
  • Posts: 550
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

deja

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Isotopes may be stable or radioactive depending on the arrangement and number of neutrons in the nuc Isotopes may be stable or radioactive depending on the arrangement and number of neutrons in the nuc
A greater number of men than women hold full-time jobs, but the gap is closing because of an ... A greater number of men than women hold full-time jobs, but the gap is closing because of an ...
Air-Mass Source Regions for North America Air-Mass Source Regions for North America
Mayan Number Mayan Number
What element(s) is/are being oxidized? What element(s) is/are being oxidized?
Number chart Number chart
Video: Cellular Defects - Osteoblasts, Osteoclasts and Osteocytes

For a complete list of videos, visit our video library