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
Drupady [299]
3 years ago
13

Can someone plz help and fast don't write a whole paragraph just the facts so i can write it myself because i have no clue what

to do

Chemistry
1 answer:
rusak2 [61]3 years ago
6 0
Hypothesis are kinda like theories or guesses that scientists make. For example, if scientist don’t know much about a particular animal species, they will make scientific guesses based on the observations and the little information they do have.

Sorry this was kind of a paragraph. :(
You might be interested in
Lesson one review:
expeople1 [14]

Mixtures are impure substances composed of two or more substances physically combined.

<h3>What are mixtures?</h3>

Mixtures are substances that are composed of two or more substances physically combined.

Mixtures are one of the different types of substances which are composed of matter.

The classification of matter by type of substance is as follows:

  • Matter - Pure and impure substances or mixtures
  • Pure substances - elements and compounds
  • Mixtures: homogenous and heterogenous

In conclusion, substances can be classified into either pure substances or mixtures.

Learn more about  substances and mixtures at: brainly.com/question/1867365

#SPJ1

7 0
2 years ago
How many neutrons are in Br-85
Travka [436]
There are 45 neutrons
3 0
3 years ago
What kind of oxide is formed when a piece of sodium is dropped in the water
aleksley [76]

Answer:

Sodium oxide is the product

Explanation:

4Na+O2->2Na2O

7 0
3 years ago
The main type of attractive forces between molecules of carbon tetrabromide (cbr4) are:_______
romanna [79]

Answer:

Vanderwaals forces

Explanation:

CBr4 is a nonpolar molecule, nonpolar molecules usually possess vanderwaals forces between their molecules as their main attractive force.

CBr4 is nonpolar because the tetrahedral arrangement of the C-Br bonds cancel out the individual dipole moments of each C-Br bond thereby making the compound nonpolar, hence the answer above.

8 0
3 years ago
An organism contains chloroplasts in its cells which allows it to make its own food. What Kingdom is it in?
Alina [70]

Answer:

Plantae. Plants are multicellular and most don't move, although gametes of some plants move using cilia or flagella. Organelles including nucleus, chloroplasts are present, and cell walls are present. Nutrients are acquired by photosynthesis (they all require sunlight).

8 0
3 years ago
Other questions:
  • The temperature of a gas rose from 250K to 350K. At 350K, the volume of the gas was 3.0L. If the pressure did not change, what w
    14·2 answers
  • Which of the following would best protect iron from corrosion?
    10·2 answers
  • What’s metamorphism
    5·1 answer
  • A sample consisting of 2 moles He is expanded isothermally at 0 degrees from 5.0dm3 to 20.0dm3. Calculate w, q and deltaU for ea
    5·1 answer
  • in the following balanced equation 2C2H6 + 7O2 --&gt; 4CO2 + 6H20 if 7.0 g of C2H6 react with 18g of O2, how many grams of water
    13·1 answer
  • 6. Lysozyme is an enzyme that hydrolyzes sugar linkages in the bacterial cell wall and was first discovered by Alexander Fleming
    14·1 answer
  • Which scientist’s law about the ratios of masses of elements in a compound did John Dalton’s work on the atomic structure help t
    13·1 answer
  • Moseley's main contribution to the development of the modern periodic table was which of the following? atomic mass should be th
    5·1 answer
  • Antarctica is a frozen land so cold and I see no changes in Wheeler scientist have discovered fossils
    8·1 answer
  • How many times is the mass of an electron higher than its charge​
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!