1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lorasvet [3.4K]
3 years ago
14

The formula for aluminum fluoride is electrically neutral. Which of the following is the correct formula for this compound? Whic

h consists of only aluminum and fluoride ions? An aluminum ion has three positive charges
Biology
1 answer:
iVinArrow [24]3 years ago
6 0

In aluminium fluoride, aluminium carries positive charges so fluoride should carry negative charge to be electrically neutral.So for aluminium ion with three positive charges fluoride ion should possess three negative charges to make aluminium fluoride electrically neutral.

AlF_{3}→Al^{3+} and F^{3-}

You might be interested in
What does a food web, food chain, and energy pyramid show about an ecosystem? Question 2 options: The flow of energy What organi
abruzzese [7]

Answer: 1.A food web is multiple food chains and an energy pyramid shows how energy moves through trophic levels.

Explanation:

5 0
3 years ago
Which of the following is NOT a type of Devonian arthropod?
mamaluj [8]

Answer:

D) None of the above

Explanation:

Arthropods are characterized by the possession of an exoskeleton and a segmented body. This group includes insects, arachnids, myriapods (centipedes and millipeds), and crustaceans.

The Devonian period, belonging to the Paleozoic Era, occurred from around 415 million to 350 million years ago. During this era, arthropods such as centipedes, millipedes, and flightless insects were predominant and diversified throughout this period.

Therefore, as all of these arthropods were present in the Devonian period, the correct answer is <u>d) None of the above</u>.

4 0
3 years ago
11. The behaviors and physical characteristics of
Alik [6]

Answer:

11. The behaviors and physical characteristics of  species that allow them to live successfully in their  environment are called adaptations.

Explanation:

Adaptations <em>are a process that organisms go through to become better suited for their environment to help them be better suited to survive.</em>

6 0
3 years ago
Fresh water found in soil and rock layers below Earth’s surface is called deep water. Please select the best answer from the cho
Vinvika [58]

The best answer is; False

Fresh water found in soil and rock layers below Earth’s surface is not called deep water. It is known as ground water. Groundwater is the water that exists below the earth's surface in the cracks and spaces in soil, rock and sand. Groundwater flows to the earth surface naturally and discharges to water bodies such as rivers, lakes and wetlands. Groundwater is usually extracted for municipal, industrial and agricultural uses by extraction wells.

3 0
4 years ago
What term is used to describe a legal case establishing a decision or adopting a case when deciding later cases with similar iss
Arlecino [84]

called the doctrine of precedents

4 0
3 years ago
Other questions:
  • The Florida Everglades is home to many threatened and endangered species, such as the cougar. What should scientists and Florida
    15·2 answers
  • What animal is best adopted to the life in a savanna biome? A. Bison B. Caribou C. Llama D. Zebra
    9·1 answer
  • How do enhancers accelerate the transcription of a gene?
    5·1 answer
  • the reception of a sound creates an impulse that is carried to the Cns. What is responsible. for the transmission of this impuls
    11·1 answer
  • What species is this cat and Where the cat is located?​<br><br><br>PLEASE ANSWER NOW!!!
    12·1 answer
  • What structure inside the cell is most similar to the digestive system in humans ?
    7·2 answers
  • What can a green plant cell do that an animal cell cannot
    9·2 answers
  • Which statements are true of geothermal energy? Check all that apply.
    14·1 answer
  • What have the ancestral limbs of
    13·1 answer
  • 7. A man with blood type A marries a woman with blood type A. Their first child has blood type o
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!