Author Question: If matter is uniform throughout and cannot be separated into other substances by physical means, it ... (Read 646 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
If matter is uniform throughout and cannot be separated into other substances by physical means, it is ________.
 
  A) a compound
  B) either an element or a compound
  C) a homogeneous mixture
  D) a heterogeneous mixture
  E) an element

Question 2

What is the chemical difference between paraffin and other waxes?
 
  What will be an ideal response?


Smiles0805

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

B

Answer to Question 2

Paraffin is made up of hydrocarbons. Waxes are esters of long chain alcohols with fatty acids.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

For a complete list of videos, visit our video library