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
stiks02 [169]
4 years ago
7

Which device involves the use of plasma in technology?

Chemistry
2 answers:
Sedaia [141]4 years ago
5 0
Arc welder should be the correct one
Oliga [24]4 years ago
4 0

Answer:

A)

Explanation:

Unit Test Edg 2020

You might be interested in
Pls helppp
defon

The heat absorbed to raise temperature : Q = 31350 J

<h3>Further explanation </h3>

Given

m = mass = 150 g

Δt = Temperature difference : 50 °C

Required

Heat absorbed

Solution

Heat can be formulated

<em> Q = m.c.Δt </em>

The specific heat of water = c = 4.18 J/g °C  

Input the value :

Q = 150 x 4.18 x 50

Q = 31350 J

6 0
3 years ago
Two compounds that have the same molecular formula but different structural formulas are
bija089 [108]
This definition would best fit conformational isomers. Two compounds that have different structural formulas, although the number and types of atoms are the same.
6 0
4 years ago
Which of the alkaline-earth metals has the smallest ionization energy?
gulaghasi [49]

Answer:

Cesium

Explanation:

3 0
3 years ago
What happens when sodium undergoes a chemical reaction with chlorine? A The two substances form a heterogeneous mixture B. The t
Ainat [17]

Answer:

C.) A new compound is formed - salt

Explanation:

Na is a metal

Cl is a nonmetal

When they are combined, they form ionic bonds as they seek to fill their octets. Salts are ionic compounds.

6 0
4 years ago
Difference in boiling piont of LiCl and ClF
Mariulka [41]
<span> It is due to strong ionic bonding between the anion and cation HCl, HF have low boiling point due to covalent bond between the elements if that answers the question if you were asking why.</span>
7 0
3 years ago
Read 2 more answers
Other questions:
  • What is gluecose used for
    12·1 answer
  • CO2(g) + H2(g)
    5·2 answers
  • What is the molarity of 245.0g of H2SO4 dissolved in 1.000L of solution?
    12·1 answer
  • Consider the electrolysis of molten barium chloride, BaCl2. (a) Write the half-reactions. (b) How many grams of barium metal can
    7·1 answer
  • A scientist discovers a new type of polymer. What must be true about this polymer?
    9·2 answers
  • What does hydropower rely on to create energy? A. heat from Earth's interior B. energy from the sun C. biomass D. flowing water
    6·2 answers
  • 1. What was the mass of a sample of water if the addition of 4280 joules raised the temperature of the sample from 22.00C to 34.
    12·1 answer
  • Which of the following correctly shows a synthesis reaction involving potassium?
    11·1 answer
  • What do they mean by “zigzag line” ?
    6·1 answer
  • electric current is passed through water, it decomposes inti hydrogen and oxygen. write full balanced chemical equation for the
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!