U1 Test Study Guide Hon - 17
U1 Test Study Guide Hon - 17
U1 Test Study Guide Hon - 17
Practice questions/Problems:
1. The relationship between the mass and volume of a substance can best be described as
a. direct b. inverse c. exponential d. logistic
2. Round each of the following measurements to the stated number of significant figures.
a. 30.54 s (3 sig figs) ___________ c. 4.49 m ( 2 sig figs) ______________
3. Give the answer to each of the following problems with the correct number of sig figs (include units):
a. 246.812 cm + 1.3 cm = ___________ c. 750 m 8.001 m = _____________________
b. 7.0 x 102 s 6.010 x 103 s = _________ d. 804.08 g / (424.4 mL + 42.8 mL) = ___________
For each of the following calculations, give the correct answer and the type of measurement the
answer represents.
For 8 10 above, identify the product measurement as either an extensive or intensive property.
8. ________________ 9. _________________ 10. ________________
11. Gold, Au, can be hammered into thin sheets. You have a 305 mg piece of gold that has been
hammered into a sheet measuring 6.20 cm x 2.80 cm. What is the thickness of this sheet? The density of
gold is 19.22 g/cm3.
a. 0.091 cm b. 0.58 cm c. 0.016 cm d. 9.16 x 104 cm