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- Multiple ChoicePlease save your changes before editing any questions.
How many atoms of sulfur are in each molecule of H2SO4?
1
4
2
7
- Multiple ChoicePlease save your changes before editing any questions.
Alanine is an amino acid with formula C3H7NO2. How many atoms in all are in each molecule of alanine?
3
7
12
13
- Multiple ChoicePlease save your changes before editing any questions.
How many atoms of carbon are in a molecule of vinyl chloride (C2H3Cl)?
1
3
6
2
- Multiple ChoicePlease save your changes before editing any questions.
How many atoms of hydrogen are in a molecule of glucose (C6H12O6)?
12
6
18
4
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following statements accurately describes the number of atoms in a molecule of ammonia (NH3)?
Three atoms of nitrogen and three atoms of hydrogen
One atom of nitrogen and three atoms of hydrogen
Three atoms of nitrogen and one atom of hydrogen
One atom of nitrogen and one atom of hydrogen
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following accurately describes the chemical formula of the molecule shown above?
3CH8O
C3H7O
C4H8O2
C3H8O
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following molecules has the formula CH2O?
- Multiple ChoicePlease save your changes before editing any questions.
A diagram to a molecule is shown above. Based on the diagram, what is the identity of this compound?
Water (H2O)
Hydronium (H3O+)
Hydrogen peroxide (H2O2)
Hydroxide (OH-)
- Multiple ChoicePlease save your changes before editing any questions.
Which elements are in the formula shown above?
Tin and Chlorine
Tin, Carbon and Lithium
Sulfur, Nitrogen and Chlorine
Sulfur, Nitrogen, Carbon and Lithium
- Multiple ChoicePlease save your changes before editing any questions.
Which elements are in the formula shown above?
Antimony only
Carbon and Sulfur
Cesium only
Carbon and Silicon
- Multiple ChoicePlease save your changes before editing any questions.
Which elements are in the formula shown above?
Cobalt only
Carbon and Oxygen
Copper only
Carbon and Osmium
- Multiple ChoicePlease save your changes before editing any questions.
How many different elements are in an amino acid with the formula C5H11NO2S?
5
20
18
4
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following formulas would be used to describe molecule 4?
C3HO
C4HO
CH4O
CH3O
- Multiple ChoicePlease save your changes before editing any questions.
Based on the diagram of molecule 5, what is the identity of the compound?
Hydrogen peroxide (H2O2)
Hydronium (H3O+)
Hydroxide (OH-)
Water (H2O)
- Multiple ChoicePlease save your changes before editing any questions.
Based on the diagrams, which compound should be identified as methane (CH4)?
Molecule 1
Molecule 3
Molecule 4
Molecule 6
- Multiple ChoicePlease save your changes before editing any questions.
How many atoms of carbon are in the formula CH3CH2CH2OH?
3
1
7
4
- Multiple ChoicePlease save your changes before editing any questions.
How many atoms of hydrogen are in the formula CH3CH2Br?
5
3
2
7
- Multiple ChoicePlease save your changes before editing any questions.
How many different elements are in the formula CH3CH2Br?
3
5
6
2
- Multiple ChoicePlease save your changes before editing any questions.
How many atoms of oxygen are in the formula HOOCCOOH?
2
4
8
1
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following chemical formulas contains exactly 4 hydrogen atoms?
CH3COONa
NH4OH
CH3CH2Cl
CH3CHO