Author Question: Gaseous combinations of hydrogen and carbon are called A) carbonates. B) hydrocarbons. C) ... (Read 28 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
Gaseous combinations of hydrogen and carbon are called
 
  A) carbonates.
  B) hydrocarbons.
  C) particulates.
  D) carbonic oxides.

Question 2

The collection of organisms and their nonliving surroundings that functions as a unit is called the
 
  A) habitat.
  B) atmosphere.
  C) environment.
  D) ecosystem.



vkodali

  • Sr. Member
  • ****
  • Posts: 357
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

For a complete list of videos, visit our video library