Chem Review _1341_

Chem Review _1341_ - Chemistry 1341 Test 1 Review Multiple...

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Chemistry 1341 Test 1 Review Multiple Choices 1. Which one of the following is a pure chemical substance? a) stainless steel b) distilled water c) unleaded gasoline d) clean air 2. P is the symbol for the element a) potassium b) sodium c) tin d) phosphorous 3. Which of the following discovered the atomic nucleus by his alpha scattering experiment on a gold foil? a) Thomson b) Rutherford c) Millikan d) Dalton 4. Which is a chemical process? a) tarnishing of silver b) dissolving sugar in water c) melting of ice d) crushing of stone 5. Round the number 0.0700310 to two significant figures. a) 0.07 b) .070 c) .0700 d) 0.070031 6. Which one of the following is the same as 0.001 cm? a) 0.01 m b) 0.01 dm c) 0.01 mm d) 1*10 -6 km
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7. Which one of the following is an alkaline earth metal? a) potassium b) silicon c) calcium d) chlorine 8. The density of iron is 7.8 g/cm 3 . What is the mass of an iron block that has a volume of 13.1 ml? a)
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This note was uploaded on 11/11/2009 for the course CHEM 1341 taught by Professor Compton during the Spring '08 term at Texas State.

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Chem Review _1341_ - Chemistry 1341 Test 1 Review Multiple...

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