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How many milliliters of 1 M HCl(aq) must be diluted with water to make exactly 500 mL of 0.1 M HCl(aq)?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
Which electron configuration represents the electrons of an atom in an excited state?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
Which types of matter are represented by X and Z in the diagram?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
An atom of which element bonds with an atom of hydrogen to form the most polar bond?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
Which numerical setup can be used to determine the atomic mass of bromine?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
What is the approximate mass of an atom that has 10 electrons, 10 protons, and 9 neutrons?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
Which two elements are present in this mixture?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
What is a chemical name of the compound CuS?
G and E
100 mL
2-7-3
(80.92 u)(50.69) + (78.92 u)(49.31)
X is element, and Z is compound.
copper(I) sulfide
iodine
20. u
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