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
defon
3 years ago
13

My teacher gave this assignment for homework, and I don’t get it. A little help please?

Chemistry
1 answer:
SSSSS [86.1K]3 years ago
3 0

County: cell

State: Tissue

Country: Organ

Continent: Organ system

World: organism

(smallest to largest)

You might be interested in
A 100. ml portion of 0.250 m calcium nitrate solution is mixed with 400. ml of 0.100 m nitric acid solution. what is the final c
pshichka [43]
<span>Answer: Moles Ca(NO3)2 = 100 x 0.250 / 1000 = 0.025 Ca(NO3)2 >> Ca2+ + 2NO3- Moles NO3- = 2 x 0.025 = 0.05 Moles HNO3 = 400 x 0.100 / 1000 = 0.04 Total moles = 0.05 + 0.04 = 0.09 Total volume = 500 ml = 0.500 L M = 0.09 / 0.500 = 0.18</span>
6 0
3 years ago
Which is an example of diffraction?
jeyben [28]
I would say d but I’m not sure
8 0
3 years ago
Which statement best describes the characteristics of the Sun?
pychu [463]
Medium in size is your answer
8 0
2 years ago
Hot water is poured into four cups made of different materials (foam, glass, metal, plastic).After one minute, which will feel t
Marta_Voda [28]
The answer to this is metal
6 0
2 years ago
Read 2 more answers
Which of the following examples best demonstrates kinetic energy?
Vlada [557]
Answer:-

Thanks for not describing your question well enough
4 0
2 years ago
Other questions:
  • The temperature at which carbon dioxide sublimes is about 195 K. What is this
    15·1 answer
  • Select the correct answer. Which statement is true according to the quantum model of the atom? A. When an electron drops down fr
    9·2 answers
  • For the reaction 2N 2O(g) ⇌ O 2(g) + 2N 2(g), what happens to the equilibrium position if the pressure increases?
    12·1 answer
  • Air is a good insulator because _____.
    8·1 answer
  • A 31.3-g sample of ammonium carbonate contains ________ mol of ammonium ions.
    6·2 answers
  • If two charged objects are moved closer to each other, the electric force between them will?
    15·1 answer
  • (a) What human activity is responsible for the formation of smog and acid rain? (b) What kinds of harm does photochemical smog c
    11·1 answer
  • Help asap please. Will mark as the brainliest... NO LINKS!!!
    10·1 answer
  • Create the Equation: How many grams of Aluminum Chloride would be made from 42.7 L of Chlorine gas at STP reacting with 50.0 g o
    5·1 answer
  • What element is this
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!