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
MAXImum [283]
3 years ago
5

What is an atom? the smallest particle of matter a piece of an element the smallest molecule in the universe a combination of pr

otons and neutrons
Chemistry
1 answer:
pickupchik [31]3 years ago
5 0
The answer for this question is the smallest particle of matter.
You might be interested in
What is an acid<br>Define the term reactivity action<br>What is a compound​
valentinak56 [21]

Answer:

Acids are water-soluble and acidic chemical compounds, often expressed as the general formula HₓA.

6 0
3 years ago
Read 2 more answers
Whats the pure substance that cannot be separated into any other substances
777dan777 [17]
A pure substance that cannot be separated into simpler substances by physical or chemical means. A pure substance composed of two or more elements that are chemically combined.
8 0
3 years ago
Read 2 more answers
Calculate the pH of lemon juice to three significant figures, with a hydrogen ion concentration of
Airida [17]

Answer:

pH = - log [2.12 x 10^-3]

what is the log of 2.22 x 10^-3]

Take the opposite of that,

That is the pH, now, just make certain you use the correct significant figures.

Explanation:

3 0
3 years ago
What is spectrophotometry? How can this be useful in identifying drugs?
liq [111]

Answer:

What is spectrophotometry? It is an analytic method that it use substances light absorbance property

How can this be useful in identifying drugs? It possible compare spectra and identify problem substance

Explanation:

The way substances absorb light is unique and because of that it is possible to use spectrophotometry for substances identifying. the model spectra are measured in ideal conditions, so, it is difficult ensure the same conditions and to achieve identical spectra.

I hope I have been helpful

7 0
3 years ago
The theory that all substances consist of tiny pieces of matter
frosja888 [35]

Answer:

Hey

It should be Atomic theory,

First proposed in the 15th centery by Aristotle, it states that all matter is made of <em><u>induvisable particles called atoms...</u></em>

6 0
3 years ago
Other questions:
  • Suppose a student completes an experiment with an average value of 2.6 mL and a calculated standard deviation of 0.80 mL. What i
    7·1 answer
  • Nitrogen (N) needs three more electrons to fill its outermost energy level. What is the number of electrons that Nitrogen (N) ha
    7·1 answer
  • Class 9 <br> Chapter: Structure of the Atom <br> What are the alpha particles compared to?Why?
    11·1 answer
  • Which equilibrium reaction will experience a shift towards the products in equilibrium position when the concentration of Ni2+ i
    8·1 answer
  • List the elements in the increasing order of their electronegativity. Give reasons for your answer.
    11·1 answer
  • Why copper should not be disposed of in landfill sites?
    14·2 answers
  • Under which temperature and pressure would helium behave most like an ideal gas? A) 40 K and 0.2 atm B) 40 K and 5.0 atm C) 600
    5·2 answers
  • What is the approximate volume of 280 g of chlorine gas (Cl2) at STP?
    5·1 answer
  • PLEASE HELP ME ANSWER THIS ASAP! !​
    10·2 answers
  • How is the attraction between molecules of a solid and a gas different?m
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!