Author Question: Water is most dense at ________. A) -4C B) 0C C) +4C D) ... (Read 123 times)

jrubin

  • Hero Member
  • *****
  • Posts: 552
Water is most dense at ________.
 
  A) -4C
  B) 0C
  C) +4C
  D) +100C

Question 2

Isotopes of the same element have a different number of ________.
 
  A) protons
  B) neutrons
  C) electrons
  D) photons



aidanmbrowne

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

C

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jrubin

  • Hero Member
  • *****
  • Posts: 552

aidanmbrowne

  • Sr. Member
  • ****
  • Posts: 305
Always glad to help...



 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

For a complete list of videos, visit our video library