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
Vinvika [58]
3 years ago
12

Why pH level test is important in lotion testing? Why it matter? Explain your answer

Chemistry
1 answer:
IceJOKER [234]3 years ago
3 0

Answer: The ph value of the skin plays an essential role in protecting the skin.

Explanation:

An acidic protective layer is crucial for the functioning of the skin's protective barrier. Neutralizes aggressive alkaline substances (eg, aggressive surfactants), inhibits bacterial growth and restores and maintains an optimal acidic environment in which natural flora can develop.

If there is a rise in the ph value of the skin, the nature of the skin may become disturbed. Essential epidermal lipids can no longer be synthesized, so in this case, the skin loses and dries. By breaking its protective function, the skin can become dry, sensitive, or extremely

You might be interested in
Part 1 - Circle the elements in the list below.
irina [24]

Answer:

The elements in this list are:

Silver, hydrogen, carbon, nitrogen, gold, magnesium, nickel, mercury.

Explanation:

Elements are chemical substances that can be found on the periodic table.

4 0
3 years ago
Why is the arm often described as a sort of lever?
siniylev [52]

Answer:

because the bones in the arm often pivot just like a lever does.

8 0
3 years ago
Read 2 more answers
) Experimental evidence indicates that the nucleus of an atom
geniusboy [140]

Answer:

A (contains most of the mass of the atom)

Evidence has it that a proton is about 2000 times as massive as an electron.

And there is usually multiple protons and neutrons in the nucleus

From what I just said, you can say that B is wrong

C however is also wrong because protons have a +charge and neutrons are neutrle which means you always have a charge > (greater than) 0

And D is wrong because electrons (which are not in the nucleus) have a neg charge. and protons have a + charge and are in the nucleus

So your answer is A

Hope it helped

Spiky Bob

5 0
3 years ago
Based on the formulas, select the compounds that are covalent.
Sedbober [7]
S2F10, FE3N2, S7O2, NaCO3,  Al2O3, PC13, and CO2. Hope this helps
3 0
3 years ago
Read 2 more answers
A highly concentrated solution from which dilutions are typically made for laboratory used is called a what?
Komok [63]
A stock solution is the most concentrated
4 0
3 years ago
Other questions:
  • What is a synonym
    9·2 answers
  • "The occurrence of the all-or-none ________________ results from depolarization in response to rapid entry of ____________ ions
    8·2 answers
  • Can you explain the difference between molarity, percent by mass, and molality?
    13·1 answer
  • Which term describes the sum of the number of protons and neutrons in an atom?
    5·2 answers
  • Please help me with this question....! Question in attachment
    8·2 answers
  • Which of the following is a living resource that humans use from the ocean?
    12·1 answer
  • Type the correct answer in the box. Spell all words correctly. What is cogeneration? Cogeneration is a process of producing elec
    13·1 answer
  • Tick (√) the statements that are correct.
    9·1 answer
  • How has technology impacted creative expression over the last 100 years? What has changed? Where is it leading, what's next?
    9·1 answer
  • Convert 19 rabbits into jackalopes, given that 5 rabbits = 8 hares and 10 hares = 13 jackalopes.
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!