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Chemistry 103 > Chapter 1 > Flashcards

Chapter 1 Flashcards

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0
Q

10^1=?

A

10

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1
Q

10 ^ 0 =?

A

1

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2
Q

3^ 0 =?

A

1

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3
Q

10^3 x10^7=?

A

10^10

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4
Q

10^3/10^2=

A

10^1 = 10

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5
Q

10^-3=?

A

1/10^3 = 1/1000

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6
Q

(10^2)^3 =?

A

10^6

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7
Q

There are three kinds of exact numbers. What are they?

A

Count of objects, defined quantities (conversions), or numbers in an equation.

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8
Q

Are non-zeros sigfigs?

A

Yes

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9
Q

Are zeros between non-zeros sigfigs?

A

Yes

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10
Q

Are zeros to the right of the decimal sigfigs?

A

Yes, unless it’s before the non zeros. Ex. 0.0310 only has 3 sigfigs.

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11
Q

Are leading zeroes (zeros before the decimals) sigfigs?

A

No

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12
Q

Are trailing zeros with no decimal sigfigs?

Ex. 8100
Ex2. 8100.

A

No. 8100 has 2 sigfigs, but 8100. has 4.

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13
Q

Is the entire decimal portion in a number in scientific notation a sigfig?

Ex. 3.500 x10^2 = how many sigfigs

A

Yes, 4 sigfigs

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14
Q

When multiplying and dividing, the product will have as many sigfigs as which number?

A

The number with the least sigfigs.

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15
Q

How many sigfigs will the answer to the following have?

1.234 x 5.6=

A

2

16
Q

When adding and subtracting, the result carries the number of sigfigs after the decimal as?

A

The least precise factor.

17
Q

The following has how many sigfigs after the decimal?

9.0531-12.13=

A

2 sigfigs after the decimal.

18
Q

G represents what prefix?

A

Gigs

19
Q

How much is giga?

A

10^9

20
Q

M represents what prefix?

A

Mega

21
Q

Mega is equal to 10 to what power?

A

10^6

22
Q

k represents what prefix?

A

Kilo

23
Q

Kilo is equal to 10 to what power?

A

10^3

24
Q

d represents what prefix?

A

Deci

25
Q

Deci is equal to 10 to what power?

A

10^-1

26
Q

C represents what prefix?

A

Centi

27
Q

Centi is equal to 10 to what power?

A

10^-2

28
Q

m represents what prefix?

A

Milli

29
Q

Milli is equal to 10 to what power?

A

10^-3

30
Q

u represents what prefix?

A

Micro

31
Q

Micro is equal to 10 to what power?

A

10^-6

32
Q

n represents what prefix?

A

Nano

33
Q

Nano is equal to 10 to what power?

A

10^-9

Chemistry 103 (3 decks)

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