When barium hydroxide, Ba(OH)2, mixes with water, the solution turns cold.

What is an indicator of a chemical change in the scenario?

formation of a gas

formation of a precipitate

change in energy

change in color

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.