« previous next »

Author Question: Lanthanides are rare earth elements. Indicate whether the statement is true or ... (Read 58 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
on: Aug 27, 2018
Lanthanides are rare earth elements.
 
  Indicate whether the statement is true or false

Question 2

Platinum is used in the catalytic converters of the cars.
 
  Indicate whether the statement is true or false


xiazhe

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Aug 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

rmenurse

  • Hero Member
  • *****
  • Posts: 513
Reply #2 on: Aug 27, 2018
Thanks


xiazhe

  • Sr. Member
  • ****
  • Posts: 331
Reply #3 on: Aug 27, 2018
Welcome :)


« previous next »
 

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Mixing bacterial genotypes produces rare recombinants Mixing bacterial genotypes produces rare recombinants
True-color view of Mars seen through NASA's Hubble Space Telescope in 1999 True-color view of Mars seen through NASA's Hubble Space Telescope in 1999
Formed elements of blood: erythrocytes, leukocytes (neutrophils, eosinophils, basophils, lymphocytes Formed elements of blood: erythrocytes, leukocytes (neutrophils, eosinophils, basophils, lymphocytes
Earth’s orientation Earth’s orientation
Earth Science is Environmental Science Earth Science is Environmental Science
Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v Major bone (tan) and cartilage (light blue) elements of the human skeleton. Inset shows regions of v
Video: Steps of glucose catabolism

For a complete list of videos, visit our video library