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
Olenka [21]
3 years ago
6

Why does a high temperature have to be used to weld pieces of metal together

Chemistry
1 answer:
bazaltina [42]3 years ago
8 0

because of the metling point of metals, it is difficult to just simply put metal together and have them to stay together without any type of glue or epoxy based creams.

wielding is used to melt the surface or even change the compound completely so they are able to combine with other metals.

same thing with atoms, you need a lot of heat, and speed to simply make salt or even copper because of the elements not really being favorable of each other.

You might be interested in
at what temperature will you find more potassium nitrate(kno3) in 100 g of H2O . In other words at which temperature will you ha
Oksana_A [137]
The answer to this question would be: <span>85c 
</span>Solubility is influenced by the temperature of the molecule. Higher temperature will result in a higher solubility. That is why brewing using hot water will be easier than using cold water. Higher temperature also means higher reaction rate.
4 0
3 years ago
What must be true about two objects if heat is flowing between them?
Katarina [22]

Answer:

The temperatures of the objects must be different

Explanation:

if heat is flowing between two objects, then the objects must be at different temperatures.

7 0
3 years ago
Read 2 more answers
Which of the following chemical formulas contains the most molecules?
maw [93]
C. 2Fe2O3 would be the correct answer!
4 0
3 years ago
What controls the electrical properties of the atom? the valence electron is referred to as a __________ ? when silicon atoms co
Drupady [299]
<span>It is the valence orbit that controls the electrical properties of the atom. The valence electron is referred to as a "free electron.' Valence electrons have the highest energy of all electrons in an atom; they are also the most reactive, meaning they are usually the electrons involved in bonding. When silicon atoms combine to form a solid, they arrange themselves into an orderly pattern called a crystal.</span>
7 0
3 years ago
Give the ion notation for an atom with 34 protons and 36 electrons
alexandr402 [8]
Se - 78
Selenium - 78
or
78/34 Se2-
4 0
3 years ago
Other questions:
  • The mineral stibnite, antimony(III) sulfide, is treated with hydrochloric acid to give antimony(III) chloride and hydrogen sulfi
    11·1 answer
  • How many elements does the periodic table have quick my wifi not working help please
    15·1 answer
  • Explain the term contact force and give examples​
    11·1 answer
  • Hydrogenation reactions, in which H2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer indu
    12·1 answer
  • What is the mass of 2.40 moles of magnesium chloride, mgcl2
    11·1 answer
  • The molar mass of Cr(OH)2 is:
    8·1 answer
  • What is the mass of 10.28 moles of fluorine
    13·1 answer
  • What type of ions do nonmetals naturally form?
    6·2 answers
  • If temperature is constant, the relationship between pressure and volume is<br> **direct**
    8·1 answer
  • What is use in measuring
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!