# Re-express the following: 0.09743 = ___________ 137.000 =…

Re-express the following:

0.09743 = ___________
137.000 = ___________
0.0001000023 = ___________
2.36 x 10-5 = ___________

SIGNIFICANT DIGITS

Report the number of significant digits:

0.00175 ____
0.003 ____
3075.2 ____
0.0300 ____
6.000 x 104 ____
0.00360 x 10-2 ____

1.223
23.2236
+ 2.77
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Subtraction

32.668
– 2.12589
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Multiplication

2.3 x 4.677 = 10.7571 = Click or tap here to enter text.

Division

256.921 / 4.78 = Click or tap here to enter text.

Combined problem

(4.245 x 10-1 – 2.23 x 10-2) / 3.4 = Click or tap here to enter text.

Metric-Metric Conversions

0.501g to mg = ___________
2.00×10-3 km to m = ___________
40.2 L to mL = ___________
0.0210 cL to nL = ___________

DENSITY CALCULATIONS

1. A graduated cylinder was filled with water to the 35.5 mL mark. A solid sample of a metal was placed in the graduated and the water rose to a level of 37.0 mL. The dry weight of the sample was 10.334 g. What is the density of the metal?

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2. What is the volume of 0.500g object with a density of 2.70g/mL?

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TEMPERATURE CONVERSIONS

Tf = 1.8(Tc) + 32 Tc = (Tf – 32)/1.8

TK = Tc + 273

1. Convert 98.6 oF to oC

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2. Convert – 10.0 oC to oF

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3. Convert the answer in #1 to K

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