Chemistry, 02.02.2020 22:56 rosetoheart2
1. for most of the 17 years in which he was active, the identity of the unabomber remained a mystery.
true false
2. polygraph machines measure physical changes in the body when the individual is asked 'yes' and 'no' questions.
true
false
3.false positives occur when the examinee tells the truth but his response is recorded as a lie.
true
false
Answers: 3
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In the reaction between a crushed antacid tablet and vinegar what gas is emitted
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Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point
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Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.
Answers: 3
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The concentration of ionic substances is important for the heart to beat. your heart responds to electrical impulses that travel through heart cells that are made up mostly of water. which properties of ionic compounds are important to support this function? solubility in water conductivity crystalline melting point
Answers: 3
1. for most of the 17 years in which he was active, the identity of the unabomber remained a mystery...
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