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

Author Question: Hydrogen and sulfur react to form A) HS. B) H2S. C) HS2. D) ... (Read 336 times)

vicotolentino

  • Hero Member
  • *****
  • Posts: 552
Hydrogen and sulfur react to form
 
  A) HS.
  B) H2S.
  C) HS2.
  D) H4S2.

Question 2

Which of the following reactions is a single replacement reaction?
 
  A) HCl + NaOH  NaCl + H2O
  B) Mg + HCl  H2 + MgCl2
  C) CaCl2 + H2O  CaCl2  2H2O
  D) KClO3  KCl + O2

Question 3

Which of the following is an exothermic reaction?
 
  A) burning propane gas in a barbecue
  B) burning gasoline when driving a car
  C) creating an explosion by detonating nitroglycerine
  D) All of the above are exothermic reactions.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

triiciiaa

  • Sr. Member
  • ****
  • Posts: 349
Answer to Question 1

B

Answer to Question 2

B

Answer to Question 3

D




vicotolentino

  • Member
  • Posts: 552
Reply 2 on: Aug 27, 2018
Excellent


Perkypinki

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Gracias!

 

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?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

For a complete list of videos, visit our video library