Examlex
By definition,acid rain has a pH
Timid
Showing a lack of courage or confidence; easily frightened.
Prejudice
Preconceived opinion that is not based on reason or actual experience; bias or discrimination against an individual or group.
Discrimination
Unjust or prejudicial treatment of different categories of people, especially on the grounds of race, age, or sex.
Ambiguity
The quality of being open to more than one interpretation; lack of definiteness or certainty in meaning.
Q7: Give the structural formula of diethyl ether.
Q17: What is the formula of ammonium nitrate?<br>A)NH₄NO₃<br>B)(NH₄)₂NO₃<br>C)NH₄(NO₃)₂<br>D)NH₄N
Q23: A mixture of ammonium nitrate (NH₄NO₃)and fuel
Q37: Silicons are NOT used for<br>A)lubricants.<br>B)garbage bags.<br>C)hydraulic fluids.<br>D)shoe
Q37: All of the following solvents are no
Q44: What is Teflon used for?<br>A)food wrap<br>B)nonstick cookware<br>C)bullet-proof
Q58: What is the oxidation number of bismuth
Q84: Which of the following is NOT a
Q113: The "white" areas in a black-and-white "positive"
Q168: Acetylene is<br>A)CH₄.<br>B)C₂H₆.<br>C)C₂H₄.<br>D)C₂H₂.