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
swat32
4 years ago
14

Can someone answer this real quick please!

Chemistry
2 answers:
Slav-nsk [51]4 years ago
7 0

Answer:

the answer is C

Explanation:

sleet_krkn [62]4 years ago
6 0

Answer:

Copper Wire

Explanation:

Copper is a pure substance but they used it to make a man-made material. Therefore, it's not pure anymore.

You might be interested in
Light energy comes from
Travka [436]

Answer:

The sun

Explanation:

3 0
3 years ago
Read 2 more answers
What are the oxidation numbers of the elements in the nitrite ion, no2−?
sdas [7]
N = 3
O = -2
1(3) +2(-2)= -1

8 0
3 years ago
Is this equation balanced: AgNO3 + 2 KCl -->AgCl + KNO3 Yes No
frutty [35]

Answer:

No

Explanation:

AgNO₃ + KCl --> AgCl + KNO₃

This reaction is a precipitation reaction. AgCl is formed as a white solid due to its low solubility in water.

5 0
3 years ago
Butanol is composed of carbon, hydrogen, and oxygen. If 1.0 mol of butanol contains 6.0 x 1024 atoms of hydrogen, what is the su
yanalaym [24]

Answer:

Option B. 10

Explanation:

If 1 mol of butanol contains 6×10²⁴ atoms of H, let's calculate the amount of H.

(number of atoms  / NA)

6.02 x 10²³ atoms ___ 1 mol

6×10²⁴ atoms will occupy (6×10²⁴ / NA) = 9.96 moles

H, has 10 moles in the butano formula.

4 0
3 years ago
Burning 10g of propane produces twice as much carbon dioxide as burning 5g of propane what law does it apply?
Marysya12 [62]
This corresponds to the law of multiple proportions which states that when a certain amount of compound reacts to form another compound, the ratio of the amounts between the reactants and the products are a fraction of simple or whole numbers.<span />
7 0
3 years ago
Other questions:
  • Identify which one of these are exact numbers. (Can be more than 1)
    5·2 answers
  • Distinguish betwn.<br> Metals s non-metais
    6·2 answers
  • Which of the followings is true about the melting temperature of potassium chloride ?
    6·2 answers
  • The most productive marine habitats are in the open ocean.
    13·2 answers
  • How many moles is 3.27x10^23 molecules
    6·1 answer
  • Every neutral atom of a given element has the same number of what two subatomic particles?
    10·1 answer
  • PLZZZ HHELLPPP!!! Submit your data table and atom diagram drawings. Remember to proofread your work before submitting.
    9·1 answer
  • 9. i like really really really need help plz don't waste my time , thx
    7·2 answers
  • An atom of an element contains 12 protons, 12 neutrons, and 12 electrons. This element is in Group A) 1 B) 2 C) 6 D) 18
    8·1 answer
  • The energy changes in chemical reactions occurs when atoms _____ to form new substances.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!