Author Question: 7.0 g of nitrogen is reacted with 5.0 g of hydrogen to produce ammonia according to the chemical ... (Read 100 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
7.0 g of nitrogen is reacted with 5.0 g of hydrogen to produce ammonia according to the chemical equation shown below. Which one of the following statements is false? N2(g) + 3 H2(g)  2 NH3(g)
 
  A) 3.5 g of hydrogen are left over.
  B) Hydrogen is the excess reactant.
  C) Nitrogen is the limiting reactant.
  D) The theoretical yield of ammonia is 15 g.

Question 2

Which of the following laws states that the properties of the elements recur in a repeating pattern when arranged according to increasing atomic number?
 
  A) law of atomic numbers
  B) law of constant composition
  C) law of periodic properties
  D) periodic law
  E) none of the above



meltdown117

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

D

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

For a complete list of videos, visit our video library