Metric Conversions
2.5 meters to centimeters
2.5m x 100cm/1m = 250cm
KMnO4
Potassium permanganate
0.2890m to in
11.38 in
How many significant figures would the answer of 43.678 x 64.1 have?
3
Name this acid: HCl
Hydrochloric acid
8.92 x 10-5 kg to mg
89.3 mg
Barium nitrate
Ba(NO3)2
How many seconds are in 12 weeks?
12wks x 7 days/1 wk x 24 hrs/1 day x 60 min/1 hr x 60 s/1 min = 7,257,600 s
How many significant figures would the answer of 246.24 + 238.278 + 98.3 have?
4 (1 decimal place)
Name this oxyacid: HNO3
nitric acid
8.3 x 109 ng to g
8.3 x 109 ng x 1g/109 ng = 8.3g
Sn(CN)4
Tin (IV) cyanide
What’s are names?
Karen and Joselin
how many significant figures are in 0.002060
4
SrF2
0.456 kL to ML
0.456 kL x 106 mL/1kL = 456,000 mL
Ammonium borate
(NH4)3BO3
To wire your stereo equipment, you need 325 centimeters (cm) of speaker wire that sells for $0.15/ft. What is the price of the wire?
$1.60
true or false
0.00340 has MORE significant figures than 1.0000
False
a) Write the formula for cobalt(II) phosphate
b) Name the compound Sn(ClO3)2
a) Co3(PO4)2
b) tin(II) chlorate
What’s a mnemonic for the metric prefixes from kilo to nano?
King Henry Died By Drinking Chocolate Milk March Ninth!
B2O3
Diboron trioxide
0.0072 gallons per minute to milliliters per second
0.424 mL/s
Calculate (4.4 x 107)/ (2.25 x 105) keeping the right amount of sig figs
2.0 x 102
Name this hydrate ionic compound: CoCl2 x 6H2O
Cobalt(II) chloride hexahydrate