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Acids and Bases

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Ethel Nitzsche

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Cards in this guide (16)
What is direct characterization

Direct characterization is when the author directly tells you a characters traits.

What is the difference between a strong base and a weak base

A "strong" acid (or base) is one that dissociates completely in dilute aqueous solution. One which does not is a "weak" acid (or base). An acid with a pKa (or a base with a pKb) lower than about -2 is considered to be a "strong" acid.

Weak acids and bases can still be quite corrosive. HF is a "weak" acid with a pKa of around 3.2 (which corresponds to only about one molecule out of every 38 or so being dissociated), but it's pretty terrible stuff and will dissolve even glass.

Which of the following is a strong acid

HCI (Hydrochloric acid)

What kind of fraction has a value less than 1

1/2 is less than one.

What is the purpose of engineers

Engineers design new products that you buy. They design everything from bridges to planes to computers.

What does Mathilde's husband do to try to make her happy

He gets an invitation to a ball.

Which is a typical effect of the second person

The sense that the narrator is addressing a specific person

Which sentence suggests the least amount of psychic distance

Katia was going to teach them a lesson they'd never forget.

No way, she thought, this is ridiculous.

Which is the best example of a complex character

a man who is usually honest but occasionally lies (apex) A.

Why are writers sometimes given the advice show don't tell

It is often more effective to let the reader figure out what a character is like, rather than telling the reader directly.

What is Ka for H2CO3 aq H aq HCO3 aq

Ka= [h+][HCO3-]/[H2CO3]

Which best describes the effect of guy first person point of view in the story

It shows contrast between the narrators inner thoughts and outward behavior. (APEX)

What question best addresses character motivation

What does the character want?

What best explains the type of characterization used in this passage

savage and war-hungry

Which one of the following is an example of a strong base

sodium hydroxide

which of the following is an example of an Arrhenius acid

HI

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