MarkBoran4562 MarkBoran4562

13-02-2018
Biology

contestada

Why is 100 alcohol not an effective disinfectant as 70 percent?

Respuesta :

alove1777 alove1777

13-02-2018

100% alcohol is extremely flammable and evaporates very fast. It may just dehydrate the microbe and put it in a state where it can still cause harm. 70% will stay on a surface long enough to actually kill harmful microbes.

Answer Link

Otras preguntas

Why did the Dutch settle in New Netherlands? A. They wanted to expand their empire. B. They were looking for gold. C. They wanted to get rich from the

What is a synonym for the word disengage

Many _____________ countries have a legacy of government economic controls.

Bobby is a 10-year-old who is uncoordinated and awkward, and as a consequence, he has little athletic ability. how will this circumstance influence bobby's self

What is a grand jury? a. a jury that determines whether the rights of the accused have been violated b. the name for the juries used in federal courts c. a jury

PLEASE HELP I WILL GIVE BRAINLIST!!!!

Carbon disulfide is prepared industrially by reacting carbon with sulfur dioxide according to the above equation. if 5.9 moles of carbon react, how many moles o

Math question I'm having trouble with inscribed angles

A solution has [oh−] = 2.3×10−2 m . use the ion product constant of water kw=[h3o+][oh−] to find the [h3o+] of the solution.

All sensory nerve impulses except smell are routed through the