chem 1030 exam 1 prado questions with
correct answers
the6study6of6matter6and6the6changes6it6undergoes6-6correct6answer✔ ✔ chemistry
anything6that6has6mass6and6takes6up6space6-6correct6answer✔ ✔ matter
the6smallest6particle6of6an6element6that6retains6the6properties6of6that6element6-
correct6answer✔ ✔ atom
6
a6substance6that6cannot6be6chemically6broken6down6into6simpler6substances6-
correct6answer✔ ✔ element
6
a6substance6composed6of626or6more6elements6in6fixed6definite6proportions6-
correct6answer✔ ✔ compound
6
How6does6a6mixture6differ6from6a6compound?6-6correct6answer✔ ✔
A6mixture6can6be6separated6into6its6components6by6physical6methods.6A6compound6can6
only6be6separated6into6its6elements6through6chemical6methods
a6mixture6in6which6the6composition6varies6from6one6region6of6the6mixture6to6another6(salt6
&6pepper)6-6correct6answer✔ ✔ heterogeneous6mixture
,a6mixture6made6of6multiple6substances,6but6it6appears6to6be6one6substance6(salt6water)6-
correct6answer✔ ✔ homogenous6mixture
6
a6way6to6describe6matter6based6upon6observations6and6measurements6-6correct6answer
✔ ✔ properties
Density6is6what6kind6of6property?6-6correct6answer✔ ✔ intensive
properties6that6are6independent6of6size6-6correct6answer✔ ✔ intensive6properties
properties6that6are6dependent6of6size6-6correct6answer✔ ✔ extensive6properties
boiling6point,6color,6temperature,6luster,6hardness6-6correct6answer✔ ✔
intensive6properties
volume,6mass,6size,6weight,6height6-6correct6answer✔ ✔ extensive6properties
how6do6you6convert6between6the6three6phases6of6matter?6-6correct6answer✔ ✔
by6adding6or6removing6heat
has6a6definite6shape6and6volume6-6correct6answer✔ ✔ solid
, has6indefinite6shape6and6definite6volume6-6correct6answer✔ ✔ liquid
has6indefinite6volume6and6shape6-6correct6answer✔ ✔ gas
gas6to6solid6-6correct6answer✔ ✔ deposition
solid6to6liquid6-6correct6answer✔ ✔ melting
liquid6to6gas6-6correct6answer✔ ✔ vaporization
gas6to6liquid6-6correct6answer✔ ✔ condensation
liquid6to6solid6-6correct6answer✔ ✔ freezing
solid6to6gas6-6correct6answer✔ ✔ sublimation
changes6that6occur6and6can6be6observed6or6measured6without6attempting6to6change6the6c
omposition6of6the6matter6(ice6melting)6-6correct6answer✔ ✔ physical6change
changes6in6shape6
changes6in6state6(or6phase)
correct answers
the6study6of6matter6and6the6changes6it6undergoes6-6correct6answer✔ ✔ chemistry
anything6that6has6mass6and6takes6up6space6-6correct6answer✔ ✔ matter
the6smallest6particle6of6an6element6that6retains6the6properties6of6that6element6-
correct6answer✔ ✔ atom
6
a6substance6that6cannot6be6chemically6broken6down6into6simpler6substances6-
correct6answer✔ ✔ element
6
a6substance6composed6of626or6more6elements6in6fixed6definite6proportions6-
correct6answer✔ ✔ compound
6
How6does6a6mixture6differ6from6a6compound?6-6correct6answer✔ ✔
A6mixture6can6be6separated6into6its6components6by6physical6methods.6A6compound6can6
only6be6separated6into6its6elements6through6chemical6methods
a6mixture6in6which6the6composition6varies6from6one6region6of6the6mixture6to6another6(salt6
&6pepper)6-6correct6answer✔ ✔ heterogeneous6mixture
,a6mixture6made6of6multiple6substances,6but6it6appears6to6be6one6substance6(salt6water)6-
correct6answer✔ ✔ homogenous6mixture
6
a6way6to6describe6matter6based6upon6observations6and6measurements6-6correct6answer
✔ ✔ properties
Density6is6what6kind6of6property?6-6correct6answer✔ ✔ intensive
properties6that6are6independent6of6size6-6correct6answer✔ ✔ intensive6properties
properties6that6are6dependent6of6size6-6correct6answer✔ ✔ extensive6properties
boiling6point,6color,6temperature,6luster,6hardness6-6correct6answer✔ ✔
intensive6properties
volume,6mass,6size,6weight,6height6-6correct6answer✔ ✔ extensive6properties
how6do6you6convert6between6the6three6phases6of6matter?6-6correct6answer✔ ✔
by6adding6or6removing6heat
has6a6definite6shape6and6volume6-6correct6answer✔ ✔ solid
, has6indefinite6shape6and6definite6volume6-6correct6answer✔ ✔ liquid
has6indefinite6volume6and6shape6-6correct6answer✔ ✔ gas
gas6to6solid6-6correct6answer✔ ✔ deposition
solid6to6liquid6-6correct6answer✔ ✔ melting
liquid6to6gas6-6correct6answer✔ ✔ vaporization
gas6to6liquid6-6correct6answer✔ ✔ condensation
liquid6to6solid6-6correct6answer✔ ✔ freezing
solid6to6gas6-6correct6answer✔ ✔ sublimation
changes6that6occur6and6can6be6observed6or6measured6without6attempting6to6change6the6c
omposition6of6the6matter6(ice6melting)6-6correct6answer✔ ✔ physical6change
changes6in6shape6
changes6in6state6(or6phase)