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Which numerical setup can be used to calculate the atomic mass of the element copper?
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
What is the mass of Mg3N2 that is produced when 14.58 grams of magnesium completely reacts with 5.60 grams of nitrogen?
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
What is the vapor pressure of water at 90.°C?
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
A sample is composed of two different substances that can be separated by using filter paper. This sample is classified as
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
Which Lewis electron-dot diagram represents a molecule of H2S?
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
Which change in electron location in an atom of calcium is accompanied by the greatest amount of energy emitted?
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
As the atomic number increases in Group 2 from Be to Ba, the first ionization energy
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
Which solutions react to produce an insoluble compound?
(62.93 u)(0.6915) + (64.93 u)(0.3085)
NaCl (aq) + AgClO3 (aq) →
decreases, and the atomic radius increases
from shell 4 to shell 1
20.18 g
2
68 kPa
a heterogeneous mixture
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