Which chemical is responsible for opening the hair cuticle?

A

Peroxide

B

Ammonia

С

Powder persulphate

D

None of the above

It is dangerous to stick a metal knife into an electric outlet because: O A. metal is an insulator and the electricity will easily flow through it. O B. metal will "clog" the electric wire because of the additional pressure. O c.

Which of the following can you determine from mass spectrometry data different isotopes of an element density of an element number of particles of a sample energy levels of an atom

Most elements will have the same number as what?

Acid from rain water reacts chemically with minerals dissolving them or turning them into other minerals, often through the processes of oxidation or hydration.

What is the process called that involves separating the minerals/elements from the ore?

14. What steps should you take to keep parents and the public from viewing your personal information on social networks?

Match the factors which affect the rate of dissolving/dissociation/diffusion.

How would the equilibrium of an exothermic reaction at 25°c be affected if the temperature of the system were reduced? (hint: apply le chatelier's principle) ?

Which is the most practical argument for the continued funding of space exploration? a) Space exploration will one day show whether life exists on other planets in star systems similar to ours.

33 protons 36 electrons 45 neutrons