Examlex
According to the ______________ theory, the universe began from a single point 13.7 billion years ago.
Ammonia
A colorless gas with a pungent smell, composed of nitrogen and hydrogen (NH3), used widely as a fertiliser and industrial feedstock.
Propanoic Acid
A short-chain fatty acid with the formula C2H5COOH, known for its unpleasant odor similar to body sweat.
Methyl Propanoate
An ester formed from methanol and propanoic acid, often used as a solvent or in the synthesis of other compounds.
Methods
Systematic approaches or techniques used to accomplish a task, solve problems, or conduct research.
Q37: When at home during a tornado warning,you
Q38: White dwarfs are relatively<br>A) hot and dim.<br>B)
Q54: The stratosphere and the troposphere account for
Q55: A point in the universe where the
Q62: The explosion of a Type II supernova
Q72: Which planet has the second largest moon
Q89: How many minor planets are known to
Q121: What type of faulting results from stresses
Q122: The cluster of galaxies that includes our
Q143: An extremely large collection of stars bound