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

Author Question: Which of the following is true for the following reaction? Mg + O2 2 MgO A) Magnesium is ... (Read 70 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Aug 27, 2018
Which of the following is true for the following reaction?
 
  Mg + O2  2 MgO
  A) Magnesium is oxidized.
  B) The oxidation state of magnesium in MgO is +2.
  C) Oxygen is reduced.
  D) All of the above are true.

Question 2

An acid is strong if it
 
  A) is very concentrated.
  B) makes acid-base indicators change color.
  C) ionizes completely in water.
  D) causes metals to corrode.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bd5255

  • Sr. Member
  • ****
  • Posts: 386
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

C


hubes95

  • Hero Member
  • *****
  • Posts: 561
Reply #2 on: Aug 27, 2018
Thank you!


bd5255

  • Sr. Member
  • ****
  • Posts: 386
Reply #3 on: Aug 27, 2018
Always glad to help...


« previous next »
 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Principles of amplification of selected fragments of DNA by polymerase chain reaction cycling. Principles of amplification of selected fragments of DNA by polymerase chain reaction cycling.
A phosphoribosyltransferase reaction A phosphoribosyltransferase reaction
Extension of telomeric DNA by telomerase: The overall reaction Extension of telomeric DNA by telomerase: The overall reaction
The RecA strand exchange reaction as shown from single-molecule studies The RecA strand exchange reaction as shown from single-molecule studies
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
A teaspoon of milk of magnesia contains 12.0 mg of magnesium hydroxide A teaspoon of milk of magnesia contains 12.0 mg of magnesium hydroxide
Video: Chemical Messengers Animation

For a complete list of videos, visit our video library