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
Setler [38]
3 years ago
12

Why aluminium foils are use to wrap food items

Chemistry
2 answers:
Daniel [21]3 years ago
4 0
Because either of the heat or the coolness
nekit [7.7K]3 years ago
3 0
Because they insulate either the heat or the coolness within the food item. But keep in mind- when it comes to electricity aluminum isn’t an insulator.
You might be interested in
Substances that dissolve in water nd give up OH-ions are considered what
just olya [345]

Your answer would be an Arrhenius base

Hope this helps

7 0
2 years ago
If chlorine gas is bubbles through an aqueous solution of sodium iodide,the result is elemental iodine and aqueous sodium chlori
Mrac [35]
The balanced reaction that describes the reaction of chlorine gas and sodium iodide to produce elemental iodine and sodium chloride in aqueous solution is expressed Cl2+2NaI= I2 + 2NaCl. This kind of reaction is called single replacement reaction where the anion, in this case, is only replaced
3 0
3 years ago
What is the concentration of Htions at a pH = 11?
Lostsunrise [7]
Answer:
a) 1 x 10^-11 mol/L
b) 1 x 10^-6 mol/L
c) 1 x 10^-5 fewer H+ ions

Explanation

pH stands for Power of Hydrogen, the more acidic a substance is, the more H+ ions it has rendering the substance acidic. a pH of 1 means the concentration of H+ ions is 1 x 10^-1. A pH of 7 means the concentration of H+ ions is 1 x 10^-7 and so on.

10^-11 has 10^-5 more H+ ions than 10^-6

Hope this helps :)
5 0
3 years ago
What are alternative periodic tables
aksik [14]
Tabulations of chemical elements differing in their organization from the traditional seen periodic system
5 0
3 years ago
Why is it necessary to use a new salt bridge for each<br> salt bridge for each electrochemical cell?
Irina-Kira [14]

Answer:

salt bridge balances the charge when electrons move from one half cell to another half cell.

Explanation:

Explanation: A salt bridge balances the charge when electrons move from one half cell to another half cell. During this process the salt bridge uses its electrolyte solution which further helps in balancing charges in both the half cells. ... Therefore, for each electrochemical cell a new salt bridge is used.

6 0
3 years ago
Read 2 more answers
Other questions:
  • What is the relationship between potential energy and speed
    15·1 answer
  • Which element's total number of electrons is equal to the number of core
    9·1 answer
  • What three parts make up an atom?
    11·2 answers
  • HELP!!!! PLEASE, it would be much appreciated.
    10·2 answers
  • The atomic number is determined only by the number of ________ in the nucleus of an atom. But, in a neutral atom it also represe
    6·1 answer
  • What is the mobile phase in chromatography
    7·1 answer
  • How many atoms of hydrogens are found in 3.21 mol of<br>C3H8?​
    15·1 answer
  • Which is the first step in the dissolving process?
    15·1 answer
  • Why are the terrestrial planets closest to the sun while the gas planets are farther from the sun?
    14·1 answer
  • What is a positive ion?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!