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
Elanso [62]
3 years ago
7

Which of this is the method by which fire extinguisher works?

Chemistry
2 answers:
Andrew [12]3 years ago
8 0

Answer:

the answer is a.cut off the supply of oxygen

katen-ka-za [31]3 years ago
6 0

Answer:

Option D

Explanation:

There are 5 main fire extinguisher types – Water, Foam, Dry Powder, CO2 and Wet Chemical. Hence the different chemicals released will react with oxygen in the air to prevent the fire from getting sufficient oxygen and spreading.

You might be interested in
Why is fractional distillation not used to produce drinking water from sea water?
Natasha_Volkova [10]

Answer:

Please mark me brainliest. the answer is

Explanation:

The problem is that the desalination of water requires a lot of energy. Salt dissolves very easily in water, forming strong chemical bonds, and those bonds are difficult to break. Energy and the technology to desalinate water are both expensive, and this means that desalinating water can be pretty costly.

4 0
2 years ago
QUESTION 1. Which of the following is not an example of a polymer?
zlopas [31]
I believe it's C. Amino acid is a monomer not a polymer. Q2 is B. Q3 I believe is A. Q4 is D.
6 0
3 years ago
Read 2 more answers
Write a nuclear equation for the alpha decay of 23892U.23892U → 0−1e + 23893Np23892U → 10n + 23792U23892U → 42He + 23490Th23892U
romanna [79]

Answer:

23892U=23490Th +42He

Explanation:

In alpha decay, the daughter nucleus is two units less than the parent in atomic number. The mass number also decreases by 4 units. The daughter is thus found two places before the parent in the periodic table.

5 0
3 years ago
What is sexual selection? *
yawa3891 [41]

Answer:

B: The behaviors an animal must display in order to find a mate

Explanation:

An animal usually looks for specific characteristic in order for their offspring to develop those same characteristics and be able to survive

6 0
2 years ago
Your dad is working on creating a brick border for the lake in your backyard each brick has a mass of 100 g and a volume of 20 c
wel

Answer:

5000kg/m³

Explanation:

density=mass/volume

d=m/v

d=100/20

=5g/cm³

g/cm³*1000=kg/m³

5g/m³*1000=5000kg/m³

4 0
2 years ago
Read 2 more answers
Other questions:
  • 9. Suppose a mechanical wave is traveling through medium A. When the
    15·1 answer
  • How many grams of hydrochloric acid and required to react completely with 61.8 grams of calcium hydroxide when they produce calc
    10·1 answer
  • You place 36.5 ml of 0.266 M Ba(OH)2 in a coffee-cup calorimeter at 25.00°C and add 56.6 ml of 0.648 M HCl, also at 25.00°C. Aft
    12·1 answer
  • Weather reporters often rely on data compiled be atmospheric scientist at the national weather service. Who are the atmospheric
    6·2 answers
  • How do chemicals affect the environment
    14·2 answers
  • When baking soda and vinegar react, the product includes bubbles. what mostly likely occurred?
    9·1 answer
  • What occurs to the electromagnetic radiation from the sun enters earths atmosphere
    13·2 answers
  • 8. In some reactions the process of oxidation and reduction takes place simultaneously. What are these
    8·1 answer
  • How does anatomy provide evidence for evolution?<br><br> I'll give brainlist!! Simple answer please.
    14·1 answer
  • The density of aluminum is 2.70 g/mL. The volume of a solid piece of aluminum is 1.50 ml. What is its mass?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!