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
Brilliant_brown [7]
3 years ago
15

What is this sign plz tell for 100 points

Chemistry
2 answers:
steposvetlana [31]3 years ago
8 0
It's a hazard symbol for irritant.
stiv31 [10]3 years ago
5 0

Yes it is a hazard sign for irritint.

You might be interested in
Why are mass and volume not properties of substances
masha68 [24]

Answer:

Extensive properties, such as mass and volume, depend on the amount of matter being measured. Intensive properties, such as density and color, do not depend on the amount of the substance present. Physical properties can be measured without changing a substance's chemical identity

Explanation:

7 0
3 years ago
Read 2 more answers
When heating a chemical solution over an open flame in a test tube you should - A. keep a cork in the test tube so the solution
Alla [95]

Hello.

The answer is:  A. keep a cork in the test tube so the solution cannot spill out

B and C both could be very deadly and it shouldnt be D because if u have an open flame you shouldnt open it even if its not towards anyone.

have a nice day

3 0
3 years ago
Diffrence btwn a period and a group
Tpy6a [65]
Rows of elements are called periods. The period number<span> of an element signifies the highest unexcited energy level for an electron in that element.

</span>Columns of elements help define element groups<span>. </span>Elements within a group share<span> several common properties. Groups are elements have the same outer electron arrangement.</span>
8 0
3 years ago
Add groups to complete polyvinyl alcohol, formed by the polymerization of the following monomer. If a carbon atom contains only
e-lub [12.9K]

Answer:

The resulting structure is:

R-CH-CH2 (OH)-CH-CH2(OH)-CH-CH2(OH)-CH-...

Explanation:

It can be said that vinyl alcohol cannot be polymerized by addition polymerization, since a very unstable radical would be formed, which is not possible. Generally, it is formed by polymerization and subsequent hydrolysis of the vinyl polyacetate. According to the exercise, the structure that results with its four units can be seen that the hydroxyl groups are found in the methylene carbons

8 0
4 years ago
Need help don’t understand this??!
ale4655 [162]

Answer:

US. With an installed capacity of 3,639MW in 2018, the US is the leading producer of geothermal energy across the world, producing 16.7 billion kilowatt hours (kWh) of geothermal energy throughout the year. ...

Indonesia. ...

Philippines. ...

Turkey. ...

New Zealand. ...

Mexico. ...

Italy. ...

Iceland.

7 0
3 years ago
Read 2 more answers
Other questions:
  • Suppose a container holds 1000 hydrogen molecules (H2) and 1000 oxygen molecules (O2) that react to form water. How many water m
    8·1 answer
  • Drag the tiles to the boxes to form correct pairs.
    6·2 answers
  • You are looking at an atom that has the atomic number of 7 and an atomic mass of 16. how many neutrons are there in this atom?
    13·1 answer
  • Now take a fresh 60 mL of the 0.50 M pH 6.83 buffer and add 3.7 mL of 1.00 M NaOH. Using steps similar to those above, calculate
    5·1 answer
  • Explain why boats can float when they are made out of material that is more dense than water? Your answer must include informati
    6·1 answer
  • What is the iupac name of CH3-OH-CH-CH3?
    13·1 answer
  • A teacher brings in a cup of iced water and asks students to discuss if the system is exothermic or endothermic . Aida states th
    9·1 answer
  • Consider the Hertzsprung Russell diagram seen here. We can use this diagram to classify stars and determine their characteristic
    9·1 answer
  • When an atom makes a transition from a higher energy level to a lower one, a photon is released. What is the wavelength of the p
    12·1 answer
  • Drinking energy drinks makes people more aggressive.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!