Portage Learning Chem 103 module 1
LATEST UPDATE Questions with
Verified Answers
Accuracy - ANSWERSnearness of the measured value to the actual value of quantity
being measured
Precision - ANSWERSthe degree of agreement between several measured values of
quantity
Significant figures Rule - ANSWERSNon-zero digits are always significant.
Any zeros between two significant digits are significant.
A final zero or trailing zeros in the decimal portion ONLY are significant.
Zeros to the left are not significant
Sb - ANSWERSAntimony
Pb - ANSWERSLead
As - ANSWERSArsenic
Mn - ANSWERSManganese
Ba - ANSWERSBarium
Hg - ANSWERSMercury
Be - ANSWERSBeryllium
Bi - ANSWERSBismuth
Ni - ANSWERSNickel
B - ANSWERSBoron
Br - ANSWERSBromine
Be - ANSWERSBeryllium
, Bi - ANSWERSBismuth
Cd - ANSWERSCadmium
Pt - ANSWERSPlatinum
Se - ANSWERSSelenium
Cr - ANSWERSChromium
Ag - ANSWERSSilver
Sr - ANSWERSStrontium
F - ANSWERSFluorine
S - ANSWERSSulfur
Au - ANSWERSGold
Sn - ANSWERSTin
Ti - ANSWERSTitanium
W - ANSWERSTungsten
Fe - ANSWERSIron
Element - ANSWERSon the periodic table
Compound - ANSWERSThe names or part of the names of two elements present in the
scientific name of the material
EX: table salt or Sodium Chloride
Solution - ANSWERSonly one substance, layer, or color when looking at material
EX: salt mixed with water, Air, soda
Heterogenous mixture - ANSWERStwo or more substances, layers, or color seen when
looking at the mixture
EX: sand mixed with water
Physical Changes - ANSWERSreversible
LATEST UPDATE Questions with
Verified Answers
Accuracy - ANSWERSnearness of the measured value to the actual value of quantity
being measured
Precision - ANSWERSthe degree of agreement between several measured values of
quantity
Significant figures Rule - ANSWERSNon-zero digits are always significant.
Any zeros between two significant digits are significant.
A final zero or trailing zeros in the decimal portion ONLY are significant.
Zeros to the left are not significant
Sb - ANSWERSAntimony
Pb - ANSWERSLead
As - ANSWERSArsenic
Mn - ANSWERSManganese
Ba - ANSWERSBarium
Hg - ANSWERSMercury
Be - ANSWERSBeryllium
Bi - ANSWERSBismuth
Ni - ANSWERSNickel
B - ANSWERSBoron
Br - ANSWERSBromine
Be - ANSWERSBeryllium
, Bi - ANSWERSBismuth
Cd - ANSWERSCadmium
Pt - ANSWERSPlatinum
Se - ANSWERSSelenium
Cr - ANSWERSChromium
Ag - ANSWERSSilver
Sr - ANSWERSStrontium
F - ANSWERSFluorine
S - ANSWERSSulfur
Au - ANSWERSGold
Sn - ANSWERSTin
Ti - ANSWERSTitanium
W - ANSWERSTungsten
Fe - ANSWERSIron
Element - ANSWERSon the periodic table
Compound - ANSWERSThe names or part of the names of two elements present in the
scientific name of the material
EX: table salt or Sodium Chloride
Solution - ANSWERSonly one substance, layer, or color when looking at material
EX: salt mixed with water, Air, soda
Heterogenous mixture - ANSWERStwo or more substances, layers, or color seen when
looking at the mixture
EX: sand mixed with water
Physical Changes - ANSWERSreversible
