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
Aleks [24]
2 years ago
14

Most scientific questions are based on opinions. hypotheses. observations. experimental dat

Chemistry
1 answer:
lapo4ka [179]2 years ago
5 0
Most scientific questions are based on observations. Scientists observe something repeatedly, and they do the experiments over and over again, so as to get to the bottom of some of their questions. 
You might be interested in
What is the difference between liquid nitrogen and nitrogen gas​
Studentka2010 [4]

Answer:

The difference between liquid nitrogen and nitrogen gas is liquid nitrogen gas is man made or caused by humans but, nitrogen gas takes place naturally in the earths atmosphere.

Explanation:

Hope this helps :)

8 0
2 years ago
The alcohol functional group contains the elements of (a)______ and (b)______​
sdas [7]

Answer:

oxygen and hydrogen

Explanation:

the alcohol group is known as the -OH group, which has oxygen bonded to a hydrogen

7 0
3 years ago
An electron is present at an energy level with an energy of 16.32 x 10−19 J. During a transition to another level, 5.4 x 10−19 J
kolbaska11 [484]

Answer:

D. The electron moved up to an energy level and has an energy of 21.72 x 10−19 J.

3 0
2 years ago
EMERGENCY HELP DUE IN 10 MIN!! I WILL MARK BRAINLIEST WHOEVER ANSWERS FIRST JUST PLS HELP!!
Butoxors [25]

Answer:

1 float

2 vegetable oil

Explanation:

3 0
3 years ago
Read 2 more answers
How to separate water from a mixture of rice and peas? Please
svp [43]
Depending on the type of pea, the peas should come to the top as they are lighter and larger. Then just scoop or brush them off into another container. If you separate it into smaller batches and work them one by one, you should then find you get pure rice batches left which you can put in their own container.
8 0
2 years ago
Other questions:
  • What did galileo say about the sun
    14·1 answer
  • how chemicals are used withing the chemical making process. What role do chemical engineers play in the final product?
    9·1 answer
  • What does pure substance mean in chemistry?
    9·1 answer
  • Show All Work For Brainliest
    14·1 answer
  • How many moles of ammonium sulfate. are required to create 200 liters of a 3 M solution ​
    14·1 answer
  • Draw two cyclic constitutional isomers of cis-1-chloro-2-methylcyclobutane with the same size ring. In cases where there is only
    7·1 answer
  • Find the boiling point temperature at 760 torr of an isomer of octane, c8h18, if its enthalpy of vaporization is 38,210 j mol-1
    9·1 answer
  • Which of these defines a volcano?
    7·2 answers
  • Helppp with these 2 questions sorry.
    8·1 answer
  • In Denver, Colorado the elevation is about 5,280 feet above sea level. Explain what potential effects this may have on the solub
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!