Methane and Ethane Are Both Made Up of Carbon and Hydrogen.In

question 135

Multiple Choice

Methane and ethane are both made up of carbon and hydrogen.In methane,there are 12.0 g of carbon for every 4.00 g of hydrogen,a ratio of 3:1 by mass.In ethane,there are 24.0 g of carbon for every 6.00 g of hydrogen,a ratio of 4:1 by mass.This is an illustration of the law of ________.

• A)constant composition
• B)multiple proportions
• C)conservation of matter
• D)conservation of mass
• E)octaves

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Definitions:

Null Hypothesis

A statement that assumes no relationship or difference between certain variables.

Type I Error

Type I Error occurs when a true null hypothesis is incorrectly rejected, often symbolized as the false positive rate in hypothesis testing.

Chance

The occurrence and development of events in the absence of any obvious intention or cause.

Controlled Error

Error that is managed or regulated within an experiment to ensure it does not affect the validity of the results.