Which of these terms best describes the following statement?

1 answer:

5 0

Which of these terms best describes the following statement?"A solution of the unknown compound turned litmus paper blue"
A. Hypothesis
B. Model
C. Quantitative observations
D. Qualitative observation- is the answer

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Given the formula representing a compound: what is a chemical name of this compound? 2-pentene 2-pentyne 3-pentene 3-pentyne

Aleks [24]

The question is incomplete. Complete question is attached below.
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Correct Answer: <em>Option 1) 2-pentene</em>

Reason:
Following are the IUPAC rules for naming the compound
1) Select the longest carbon chain. In present case longest carbon chain has 5 carbon atom. Hence, it is a pentane derivative.
2) In case of alkene, replace 'e' of alkane by 'ene'
3) Give lowest number to function group. In present case, it is double bond.

Applying above rules, the IUPAC name of compound is 2-pentene

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Answer:

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Electric and magnetic fields do not affect xrays as they only affect charged particles and xrays have no charge

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What is the most important monosaccharide on Earth?

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the answer is A Glucose

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When a variable is determined by a factor outside of the function or model being evaluated, it is said to be A. statistically i

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Answer:

The correct answer is B. exogenous

Explanation:

Let us try to describe exogenous and endogenous variables an exogenous variable value is influenced only by factors outside a model or system and is forced onto the model, while a change in an exogenous variable is known as an exogenous change. Also an endogenous variable is one whose value is influenced only by the system or model under study.

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