If we recorded the mass before and after for the "other" chemical change experiments, they would appear to violate the law of conservation of mass. Each
experiment would show mass was "lost” during the chemical change. Explain
why.

Butterfly wingspan is 7.7

Theoretical temperature at which molecules stop moving and no more heat can be removed from the object. kelvin: absolute zero degrees. none of the above.

The correct answer should be a.

3-isopentane; 3-methylbutane, and 1,2-methylpropane do not meet iupac rules, so they are wrong names.the only valid name onthe list is 2-methylbutane, which is the same isopentane.this is its formula:                   ch2                    |ch3 - ch - ch2 - ch3answer: 2-methylbutane