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Flashcards in Chapter 3 And 10 Deck (18):
0

Convert and form scientific notations.

Coefficient (1-10)
Followed by 10 raised to a power

1

Accuracy vs. precision

Accuracy- how close a measurement comes to the true vale.

Precision- how close a series of measurements are to each other

2

Determine the correct # of sig. Figs. In a measurement

All know digits and the last one that is estimated.

Rules
Decimal present (Pacific) start on left side


Decimal absent (Atlantic) start on the right side

3

Use the rules for calculating sig figs

Pacific (left)

Atlantic (right) no decimal

4

Identify common SI units

Mili- 1000
Kilo- 1000 (more)
Centi- 100

5

Convert between Celsius and kelvin

K to c = c+237

C to k = k-273

6

Calculate density

Mass
Volume

7

Complete simple metric conversions

Notes

8

Memorize mole

6.02X10^23

9

Convert numbers of moles to numbers of particles

Take number of moles X 6.02X10^23

10

Find molar mass of an elephant

They'll

11

Find molar mass of a compound

The mass of a mole of a substance found on the periodic table.

Always under element name. (Round to 4 sig figs)

12

Covert mass to mole

See notes

13

% error

Experimental -accepted. X100%
Accepted

14

Decimal sig fig

1. Start on left, start counting at non-zero number

Go to the end

15

Non decimal sig fig

Start on right, non zero number, count until the end

16

Density of water

4 C is 1g/mL

17

SEE NOtES

SEE NOTES