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
Anvisha [2.4K]
3 years ago
9

Is quartz a homogeneous or heterogeneous substance?

Biology
1 answer:
DENIUS [597]3 years ago
3 0
Quartz (also known as silica) is a crystalline pure substance composed of silicon dioxide (SiO2). It is ,therefore, homogeneous.

It is good to know that inhaling <span> finely divided crystalline silica  can be poisonous and can lead to several diseases including lung cancer,</span> bronchitis as well as  <span>silicosis.</span>


You might be interested in
Why's it possible for many different species to live together in one ecosystem?<br>  
suter [353]
They each adapt to eachother
7 0
3 years ago
Read 2 more answers
What is dna used for in eukaryotic cells?
Pachacha [2.7K]

This separation of the DNA from the protein synthesis machinery provides eukaryotic cells with more intricate regulatory control over the production of proteins and their RNA intermediates. In contrast, the DNA of prokaryotic cells is distributed loosely around the cytoplasm, along with the protein synthesis machinery.

5 0
3 years ago
Read 2 more answers
Which of the following correctly organizes these genetic terms in order from smallest to largest
Andreas93 [3]

Answer:

Can you list the terms?

Explanation:

3 0
3 years ago
What two places in the body are cartilaginous joints found?
Anettt [7]

Answer:

The intervertebral discs of the spinal column and 'long bones' such as the femur and tibia.

Explanation:

4 0
3 years ago
How large may an air mass be?
denis23 [38]
Everything has mass. The mass of something never changes. 

Mass is measured using grams.

Air is not that heavy, but it certainly has mass because it takes up space.

For every one liter of air, their is 1.19 grams. 
3 0
3 years ago
Other questions:
  • True or false the barfoed's test and the benedict's test indicate similar
    14·1 answer
  • How does a mechanic know that his wrench is exerting an unbalanced force on a bolt?
    13·2 answers
  • Which of the following lists correctly summarizes the main functions of proteins in the human body?
    9·2 answers
  • When two people use the same dichotomous key to identify the same object is it possible for them to have different final answers
    7·2 answers
  • Why do organs need a constant supply of blood?
    13·2 answers
  • What takes place in chloroplasts
    5·2 answers
  • How osmosis takes place in animal cell ?
    10·1 answer
  • It's estimated that without the development of this
    14·1 answer
  • Information abut traits is stored in the cell nuclues in a molecule called
    13·2 answers
  • Athletes are often concerned with the question of how much protein they need
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!