sample test 1valdosta - CHEM 1211K Test I MULTIPLE CHOICE....

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
CHEM 1211K Test I MULTIPLE CHOICE. (3 points each) 1) Consider a mixture consisting of sand in salt water. This mixture could be separated into its three components (sand, salt, and water) by first __________ the mixture and then __________ the remaining mixture. A) filtering, filtering B) filtering, distilling C) distilling, distilling D) evaporating, grinding E) distilling, filtering 2) Which one of the following is a pure substance? A) salt water B) concrete C) milk D) wood E) elemental copper 3) Which states of matter are significantly compressible? A) liquids and gases B) gases only C) solids and liquids D) liquids only E) solids only 4) If matter is uniform throughout and cannot be separated into other substances by physical means, it is __________. A) a heterogeneous mixture B) either an element or a compound C) an element D) a compound E) a homogeneous mixture 5) Which one of the following is an intensive property? A) heat content B) amount C) temperature D) mass E) volume 6) Which of the following are chemical processes? A) rusting of a nail B) freezing of water C) decomposition of water into hydrogen and oxygen gases D) compression of oxygen gas E) A and C 7) The temperature of 25 o C is __________ in Kelvins. A) 103 B) 138 C) 248 D) 298 E) 166 8) 1.035 x 10 -4 L = __________ mL A) 0.1035 B) 0.01035 C) 1.035 x 10 -7 D) 1.035 E) 1.035 x 10 7
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
9) The density of silver is 10.5 g/cm 3 . What would be the mass (in grams) of a piece of silver that occupies a volume of 23.6 cm 3 ? A) 0.445g B) 248g C) 2.25g D) 112g E) 23.6g 10) Accuracy refers to __________. A) how close a measured number is to the calculated value
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 02/06/2010.

Page1 / 5

sample test 1valdosta - CHEM 1211K Test I MULTIPLE CHOICE....

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online