« previous next »

Author Question: Cationic surfactants are not good detergents but are used mainly for their ________ action. A) ... (Read 84 times)

deesands

  • Hero Member
  • *****
  • Posts: 514
on: Aug 27, 2018
Cationic surfactants are not good detergents but are used mainly for their ________ action.
 
  A) cleaning
  B) menthol
  C) germicidal
  D) darkening

Question 2

Burning one mole of propane according to the following reaction: C3H8(g) + 5 O2(g)  3 CO2 + 4 H2O liberates 526 kcal of energy. If all of the coefficients are tripled, how much energy will be released?
 
  A) 526 kcal
  B) 1052 kcal
  C) 1578 kcal
  D) 175.3 kcal

Question 3

The greatest hazard in using plastics in home building materials and furnishings is that some
 
  A) poison children who eat them.
  B) cause cancer.
  C) are slippery.
  D) form poisonous gases when burned.


Joy Chen

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

C

Answer to Question 3

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Action Potentials Action Potentials
Calcium channels and muscle contraction: (a) Calcium channels open as the action potential travels ... Calcium channels and muscle contraction: (a) Calcium channels open as the action potential travels ...
The paper test involves holding a piece of paper near the tailpipe of an idling engine. A good ... The paper test involves holding a piece of paper near the tailpipe of an idling engine. A good ...
Mechanisms of action of drugs used to treat angina. Mechanisms of action of drugs used to treat angina.
Mechanisms of action of drugs used for heart failure. Mechanisms of action of drugs used for heart failure.
Nuts are also a good source of dietary fibre Nuts are also a good source of dietary fibre
Video: EpiPen Animation (Part 1)

For a complete list of videos, visit our video library