I think your answer choices are...
A. an educated guess
B. a statement of pure fact
C. a general principle based on an observable fact
D. a collection of data
Answer:
C. A general principle based on an observable fact
Explanation:
It can't be A as an educated guess is in scientific terms , a hypothesis.
It can't be B as that is a fact or a law
It can't be D as a collection of data is a data table.
B)H20 Hydrogen+oxygen=H2O
(Water) you should know this
The name of CuO is Copper(II) oxide have the two most common oxidation states of copper are +2 and +1.
<h3>What is copper oxide used for?</h3>
Copper oxide is a trace element for the zootechnical and agricultural sector. Cupric oxide is also used as a raw material for the production of catalysts and pigments in the field of ceramics, glass and plastics.
This compound makes two different types of bonds being the hydrogen bond when it's a hydrogen and covalent bond when we have an oxygen or a nitrogen.
See more about Copper(II) oxide at brainly.com/question/24217869
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7 valence electrons, because carbon has 5 electrons and nitrogen can have either 3 or 5, but because it cannot fill more than 8, we must assume those added together will equal 7
CO HAS A HIGHER BOILING POINT BECAUSE THE INTEMOLECULAR FORCES ARE STRONGER THEN N2 WHICH IS NON POLAR. CO HAS A HIGHE BOILING POINT BECAUSE THE INTEMOLECULAR FORCES ARE STRONGER THEN N2 WHICH IS NON POLAR
