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27 Cards in this Set
- Front
- Back
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Perform the conversion
12.5g=?mg |
12500 mg
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Perform the conversion
.5dL=?L |
.05L
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Perform the conversion
200cm=?dam |
.200 dam
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Perform the conversion
8.1kL=?hL |
81 hL
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Perform the conversion
4ft=?m |
1 m
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perform the conversion
2mi=?km |
3 km
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2L=?gal
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.5 gal
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200lb=?kg
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90.9kg
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30degrees C=?K
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303K
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310K=?F
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99F
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6.25m/s=?km/h
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2.25km/h
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250J/g=?cal/kg
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59800cal/kg
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Given a mass of 3.5 kg and a volume of 645 mL, find density in g.ml.
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5.4 g/ml
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Mercury has a density of 13.6 g/ml. If you have 1 pound of it, what volume do you have?
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6800 mL
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Classify as element, compound, heterogeneous mixture, or homogeneous solution.
15.Silver 16.Tap water 17.Distilled water 18.Sugar 19.Ocean water 20.Apple 21.Oxygen 22.Calcium nitrate 23.Vegetable soup 24.Air |
15.Element
16.Hetero 17.Homo 18.compound 19.hetero 20.hetero 21.element 22.compound 23.hetero 24.homo |
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Classify each as a physical or chemical property. If physical, identify intensive or extensive.
25.flammability 26.size 27.color 28.stability 29.volume 30.density 31.specific heat 32.melting point 33.whether it will react with oxygen 34. List five evidences of a chemical change 35.distinguish between distillation and filtration |
25.chemical
26.extensive physical 27.intensive physical 28.chemical 29.extensive physical 30.intensive physical 31.intensive physical 32.intensive physical 33.chemical 34.temp increase, new color formed, new smell, precipitate formation, gas formation 35.distillation is separation of components of homogeneous solution and filtration is separation of components of heterogeneous mixture. |
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distinguish between accuracy and precision
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accuracy is how closely individual measurements agree with correct value and precision is how closely individual measurements agree with one another.
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how many sig figs
406 |
3
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sig figs
192 |
3
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sig figs
0.00503 |
3
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sig figs
2006 |
4
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sig figs
3.0060 |
5
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sig figs
0.01070 |
4
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answer with correct sig figs
4.8+3.33+2.901-1.85 |
9.2
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corr sig figs
.952 x 8.331 x .470 |
3.73
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corr sig figs
98480/6.07 |
1.62x10^4
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8.22 x 10^8 / 3.010 x 10^14
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2.73x10^14
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