Metric Units And Conversions Page 8
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1
2
3
4
5
6
7
84. 175 lbs (
) (
) = 79.5 kg
5. 2.0 L (
) (
) (
) (
) = 8.5 cups
5
3
6. V = (75 cm) (95 cm) (42 cm) = 3.0 x 10
cm
(you must put in sci notation to display 2 sig figs)
7. V = 51.5 mL – 35.0 mL = 16.5 mL
3
19
3 .
g
1
cm
8.
and
3
1
cm
19
3 .
g
9. 500.0 g (
) = 634 mL
10. 0.525 mL (
) = 1.42 g
1
g
94
m
d
11. 60.5 mL – 42.0 mL = 18.5 mL
d =
10.5 g/mL
1
mL
v
8
.
5
451
32
419
12. C =
= 233 C
=
1
.
8
1
.
8
13. F = (1.8 x 28) + 32 = 82 F
14. K = 25 + 273 = 298 K
15. C = 77 -273 = -196 C
16. A. gold chuck decreases as it cools off in the room temp water. B. water increases cause the hot
metal chunk warms it up C. gold loses heat, water gains heat, heat transfers from gold to water
17. When you hold ice, you melt the ice with the heat of your hand. The ice gains heat from your hand,
your hand loses heat to the ice, heat transfers from hand to ice.
1
dollar
18. 1460 quarters
= $365
4
quarters
1
hr
19. 355 miles
= 5.5 hours
65
miles
5280
ft
1
yd
4
20. 26.2 miles
= 4.61 x 10
yd
1
mile
3
ft
Smith, Clark
GCC CHM 130
Chapter 3: Metric Units and Conversions
page 8
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