Pentane (C5H12) reacts with oxygen (O2) to form carbon dioxide (CO2) and water (H2O) according to the following reaction. Answer the following question(s) about this reaction. C5H12(l) + ? O2(g) → ? CO2(g) + ? H2O(g)What is the coefficient for oxygen in the balanced equation?
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Sulfur is more metallic than ________.
Sulfur is more metallic than ________.
Sn has 68 neutrons.
Sn has 68 neutrons.
Identify the physical change in the following list.
Identify the physical change in the following list.
Calcium has ________ valence electron(s).
Calcium has ________ valence electron(s).
Sulfur atoms are larger than than ________ atoms.
Sulfur atoms are larger than than ________ atoms.
Which of the following would NOT be a physical change?
Which of the following would NOT be a physical change?
A p orbital has ________ lobes.
A p orbital has ________ lobes.
In the following list, which is the polar molecule?
In the following list, which is the polar molecule?
Chromium is an example of an element that is a ________.
Chromium is an example of an element that is a ________.