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What is the chemical name of the compound NH 4SCN?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
Which equation represents a conservation of atoms?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
What is the molarity of 2.0 liters of an aqueous solution that contains 0.50 mole of potassium iodide, KI?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
At which temperature and pressure will a sample of neon gas behave most like an ideal gas?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
Which compound has covalent bonds?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
Which elements are present in this mixture?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
Which particle diagram represents a sample of oxygen gas at STP?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
Which notations represent atoms that have the same number of protons but a different number of neutrons?
H2O
A and Z
500. K and 2.0 atm
Cl-35 and Cl-37
4
0.25 M
4Fe + 3O2 → 2Fe2O3
ammonium thiocyanate
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