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

Author Question: What best describes what happens when an acid such as HCl is mixed with water? A) The proton ... (Read 37 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Jul 29, 2018
What best describes what happens when an acid such as HCl is mixed with water?
 
  A) The proton chemically bonded to the chlorine is transferred to a water molecule and forms a chloride ion and a hydronium ion.
  B) A proton from the chlorine nucleus is ejected and captured by a water molecule to form a negatively charged HCl and a new hydronium ion.
  C) A hydroxide ion from the water is transferred to the HCl molecule to form a proton and hydronium ion.
  D) HCl is not an acid.
  E) none of the above

Question 2

Are the chemical reactions that take place in a disposable battery exothermic or endothermic? Is the reaction going on in a rechargeable battery while it is recharging exothermic or endothermic?
 
  A) An operating disposable battery is driven by endothermic reaction, while a recharging rechargeable battery is also driven by endothermic reactions.
  B) An operating disposable battery is driven by exothermic reaction, while a recharging rechargeable battery is driven by endothermic reactions.
  C) An operating disposable battery is driven by endothermic reaction, while a recharging rechargeable battery is driven by exothermic reactions.
  D) An operating disposable battery is driven by exothermic reaction, while a recharging rechargeable battery is also driven by exothermic reactions.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Perkypinki

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


penza

  • Member
  • Posts: 1,022
Reply 2 on: Jul 29, 2018
Excellent

kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Mechanisms of water movement from soil through plants to the atmosphere. Mechanisms of water movement from soil through plants to the atmosphere.
Soil Cleans Water Soil Cleans Water
The Functions of Water in the Body The Functions of Water in the Body
Three routes to phosphatidic acid in eukaryotes Three routes to phosphatidic acid in eukaryotes
Amino Acid carbon skeleton Amino Acid carbon skeleton
Your Body Is Mostly Water Your Body Is Mostly Water
Video: Red Blood Cells - Erythropoietin (EPO)

For a complete list of videos, visit our video library