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

Author Question: Consider the following properties of an element: (i) It is solid at room temperature. (ii) It ... (Read 74 times)

strangeaffliction

  • Hero Member
  • *****
  • Posts: 660
Consider the following properties of an element:
 
  (i) It is solid at room temperature.
   (ii) It easily forms an oxide when exposed to air.
   (iii) When it reacts with water, hydrogen gas evolves.
   (iv) It must be stored submerged in oil.
 
  Which element fits the above description the best?
  A) sulfur
  B) copper
  C) mercury
  D) sodium
  E) magnesium

Question 2

Which one of the following pairs cannot be mixed together to form a buffer solution?
 
  A) HONH2, HONH3Cl
  B) NaCl, HCl
  C) RbOH, HF
  D) KOH, HNO2
  E) H2SO3, KHSO3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Zebsrer

  • Sr. Member
  • ****
  • Posts: 284
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 35% of students answer this correctly





 

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

For a complete list of videos, visit our video library